[INFO] fetching crate pypackage 0.0.3...
[INFO] testing pypackage-0.0.3 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate pypackage 0.0.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pypackage 0.0.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pypackage 0.0.3
[INFO] finished tweaking crates.io crate pypackage 0.0.3
[INFO] tweaked toml for crates.io crate pypackage 0.0.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate pypackage 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicase v2.4.0
[INFO] [stderr]   Downloaded hyper v0.12.33
[INFO] [stderr]   Downloaded crossterm_utils v0.2.4
[INFO] [stderr]   Downloaded crossterm v0.10.2
[INFO] [stderr]   Downloaded reqwest v0.9.19
[INFO] [stderr]   Downloaded structopt-derive v0.3.1
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[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.49
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[INFO] [stderr]   Downloaded crossterm_style v0.4.1
[INFO] [stderr]   Downloaded crossterm_cursor v0.2.6
[INFO] [stderr]   Downloaded futures v0.1.28
[INFO] [stderr]   Downloaded structopt v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.49
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.49
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded spin v0.5.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.49
[INFO] [stderr]   Downloaded zip v0.5.3
[INFO] [stderr]   Downloaded crossterm_terminal v0.2.6
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.49
[INFO] [stderr]   Downloaded js-sys v0.3.26
[INFO] [stderr]   Downloaded web-sys v0.3.26
[INFO] [stderr]   Downloaded ring v0.16.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a20efaba02418d8d2b6b107dffaa1643c57e60c139eaec31f1d8489583800cce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a20efaba02418d8d2b6b107dffaa1643c57e60c139eaec31f1d8489583800cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a20efaba02418d8d2b6b107dffaa1643c57e60c139eaec31f1d8489583800cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20efaba02418d8d2b6b107dffaa1643c57e60c139eaec31f1d8489583800cce", kill_on_drop: false }`
[INFO] [stdout] a20efaba02418d8d2b6b107dffaa1643c57e60c139eaec31f1d8489583800cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5eb2d0561b3dfa57e698833e31d89b2ad47aa14ea8b25def58caca19e135951
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5eb2d0561b3dfa57e698833e31d89b2ad47aa14ea8b25def58caca19e135951", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling futures v0.1.28
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling syn v1.0.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling spin v0.5.1
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.2
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rust-lzma v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling crossterm_utils v0.2.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling quote v1.0.0
[INFO] [stderr]    Compiling crossterm_cursor v0.2.6
[INFO] [stderr]    Compiling crossterm_screen v0.2.5
[INFO] [stderr]    Compiling crossterm_style v0.4.1
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling ring v0.16.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossterm_input v0.3.9
[INFO] [stderr]    Compiling crossterm_terminal v0.2.6
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.18
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling crossterm v0.10.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling zip v0.5.3
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling structopt v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.19
[INFO] [stderr]    Compiling pypackage v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn read_lock(filename: &str) -> Result<(Lock), Box<dyn Error>> {
[INFO] [stdout]     |                                        ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:501:50
[INFO] [stdout]     |
[INFO] [stdout] 501 | fn os_from_wheel_fname(filename: &str) -> Result<(Os), dep_types::DependencyError> {
[INFO] [stdout]     |                                                  ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 | /                         (println!(
[INFO] [stdout] 586 | |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 | |                             &rel.python_version
[INFO] [stdout] 588 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         println!(
[INFO] [stdout] 586 |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 |                             &rel.python_version
[INFO] [stdout] 588 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vers_cache`
[INFO] [stdout]    --> src/dep_resolution.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     vers_cache: &HashMap<String, (String, Version, Vec<Version>)>,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vers_cache`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_deps`
[INFO] [stdout]    --> src/dep_resolution.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 443 |     all_deps: &[Dependency],
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_deps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `names`
[INFO] [stdout]    --> src/dep_resolution.rs:586:17
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let names: Vec<String> = deps.iter().map(|d| d.version.to_string()).collect();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ubuntu`
[INFO] [stdout]   --> src/py_versions.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Ubuntu,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Windows`
[INFO] [stdout]   --> src/py_versions.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Windows,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mac`
[INFO] [stdout]   --> src/py_versions.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Mac,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "d5eb2d0561b3dfa57e698833e31d89b2ad47aa14ea8b25def58caca19e135951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5eb2d0561b3dfa57e698833e31d89b2ad47aa14ea8b25def58caca19e135951", kill_on_drop: false }`
[INFO] [stdout] d5eb2d0561b3dfa57e698833e31d89b2ad47aa14ea8b25def58caca19e135951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c511f51aa0310e03f62d5c36fc8837246a0f947e2d2739a571a60787c834186f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c511f51aa0310e03f62d5c36fc8837246a0f947e2d2739a571a60787c834186f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pypackage v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:487:40
[INFO] [stdout]     |
[INFO] [stdout] 487 | fn read_lock(filename: &str) -> Result<(Lock), Box<dyn Error>> {
[INFO] [stdout]     |                                        ^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/main.rs:501:50
[INFO] [stdout]     |
[INFO] [stdout] 501 | fn os_from_wheel_fname(filename: &str) -> Result<(Os), dep_types::DependencyError> {
[INFO] [stdout]     |                                                  ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/main.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 | /                         (println!(
[INFO] [stdout] 586 | |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 | |                             &rel.python_version
[INFO] [stdout] 588 | |                         ))
[INFO] [stdout]     | |__________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 585 |                         println!(
[INFO] [stdout] 586 |                             "Unable to match python version from python_version: {}",
[INFO] [stdout] 587 |                             &rel.python_version
[INFO] [stdout] 588 |                         )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vers_cache`
[INFO] [stdout]    --> src/dep_resolution.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     vers_cache: &HashMap<String, (String, Version, Vec<Version>)>,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vers_cache`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `all_deps`
[INFO] [stdout]    --> src/dep_resolution.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 443 |     all_deps: &[Dependency],
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_deps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `names`
[INFO] [stdout]    --> src/dep_resolution.rs:586:17
[INFO] [stdout]     |
[INFO] [stdout] 586 |             let names: Vec<String> = deps.iter().map(|d| d.version.to_string()).collect();
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ubuntu`
[INFO] [stdout]   --> src/py_versions.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Ubuntu,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Windows`
[INFO] [stdout]   --> src/py_versions.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Windows,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mac`
[INFO] [stdout]   --> src/py_versions.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Mac,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.95s
[INFO] running `Command { std: "docker" "inspect" "c511f51aa0310e03f62d5c36fc8837246a0f947e2d2739a571a60787c834186f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c511f51aa0310e03f62d5c36fc8837246a0f947e2d2739a571a60787c834186f", kill_on_drop: false }`
[INFO] [stdout] c511f51aa0310e03f62d5c36fc8837246a0f947e2d2739a571a60787c834186f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a099ae7af80cb3aef01f51332ff9b81e5ee6f0d75e500fd062d388f1d89c1327
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a099ae7af80cb3aef01f51332ff9b81e5ee6f0d75e500fd062d388f1d89c1327", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/main.rs:487:40
[INFO] [stderr]     |
[INFO] [stderr] 487 | fn read_lock(filename: &str) -> Result<(Lock), Box<dyn Error>> {
[INFO] [stderr]     |                                        ^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/main.rs:501:50
[INFO] [stderr]     |
[INFO] [stderr] 501 | fn os_from_wheel_fname(filename: &str) -> Result<(Os), dep_types::DependencyError> {
[INFO] [stderr]     |                                                  ^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:585:25
[INFO] [stderr]     |
[INFO] [stderr] 585 | /                         (println!(
[INFO] [stderr] 586 | |                             "Unable to match python version from python_version: {}",
[INFO] [stderr] 587 | |                             &rel.python_version
[INFO] [stderr] 588 | |                         ))
[INFO] [stderr]     | |__________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 585 |                         println!(
[INFO] [stderr] 586 |                             "Unable to match python version from python_version: {}",
[INFO] [stderr] 587 |                             &rel.python_version
[INFO] [stderr] 588 |                         )
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vers_cache`
[INFO] [stderr]    --> src/dep_resolution.rs:441:5
[INFO] [stderr]     |
[INFO] [stderr] 441 |     vers_cache: &HashMap<String, (String, Version, Vec<Version>)>,
[INFO] [stderr]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vers_cache`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `all_deps`
[INFO] [stderr]    --> src/dep_resolution.rs:443:5
[INFO] [stderr]     |
[INFO] [stderr] 443 |     all_deps: &[Dependency],
[INFO] [stderr]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_all_deps`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `names`
[INFO] [stderr]    --> src/dep_resolution.rs:586:17
[INFO] [stderr]     |
[INFO] [stderr] 586 |             let names: Vec<String> = deps.iter().map(|d| d.version.to_string()).collect();
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_names`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ubuntu`
[INFO] [stderr]   --> src/py_versions.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     Ubuntu,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Windows`
[INFO] [stderr]   --> src/py_versions.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Windows,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mac`
[INFO] [stderr]   --> src/py_versions.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Mac,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pypackage-f5875f097e0be4fb
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test build::test::py_list ... ok
[INFO] [stdout] test dep_types::tests::intersections_simple_many ... ok
[INFO] [stdout] test dep_types::tests::compat_gt_eq ... ok
[INFO] [stdout] test dep_types::tests::intersection_contained_many ... ok
[INFO] [stdout] test dep_types::tests::intersection_contained_many_w_ne ... ok
[INFO] [stdout] test dep_types::tests::compat_rng ... ok
[INFO] [stdout] test dep_types::tests::intersections_empty ... ok
[INFO] [stdout] test dep_types::tests::intersection_contained ... ok
[INFO] [stdout] test dep_types::tests::intersections_simple ... ok
[INFO] [stdout] test dep_types::tests::compat_caret ... ok
[INFO] [stdout] [38;5;12m[38;5;3m[38;5;12m[38;5;3m[38;5;12m[39m[38;5;12m[38;5;3m[38;5;12m[38;5;3m[38;5;12m[39mtest dep_types::tests::req_tostring_multiple_reqs ... ok
[INFO] [stdout] [38;5;12m[38;5;3m[38;5;12m[38;5;3m[38;5;12m[39mtest dep_types::tests::parse_req_tilde_short ... ok
[INFO] [stdout] test dep_types::tests::req_tostring_single_reqs ... ok
[INFO] [stdout] test dep_types::tests::bad_version ... ok
[INFO] [stdout] test dep_types::tests::version_ordering_modded ... ok
[INFO] [stdout] test dep_types::tests::constraint_w_modifier ... ok
[INFO] [stdout] test dep_types::tests::parse_req_pypi_cplx ... ok
[INFO] [stdout] test dep_types::tests::version_ordering ... ok
[INFO] [stdout] test dep_types::tests::parse_req_caret ... ok
[INFO] [stdout] test dep_types::tests::constraint_multiple ... ok
[INFO] [stdout] test dep_types::tests::version_parse_w_modifiers ... ok
[INFO] [stdout] test dep_types::tests::parse_req_pypi ... ok
[INFO] [stdout] test dep_types::tests::parse_req_novers ... ok
[INFO] [stdout] test dep_types::tests::parse_req_withvers ... ok
[INFO] [stdout] test dep_types::tests::version_parse ... ok
[INFO] [stdout] test dep_types::tests::parse_req_pip ... ok
[INFO] [stdout] test dep_types::tests::parse_req_pypi_dot ... ok
[INFO] [stdout] test dep_types::tests::parse_req_pypi_w_extras ... ok
[INFO] [stdout] test dep_types::tests::python_version_from_warehouse ... ok
[INFO] [stdout] test dep_types::tests::version_parse_w_wildcard ... ok
[INFO] [stdout] test dep_types::tests::constraint_to_string ... ok
[INFO] [stdout] test dep_resolution::tests::warehouse_versions ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- dep_resolution::tests::warehouse_versions stdout ----
[INFO] [stdout] thread 'dep_resolution::tests::warehouse_versions' panicked at 'called `Result::unwrap()` on an `Err` value: DependencyError { details: "Network error" }', src/dep_resolution.rs:731:40
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ad7c8497c0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x55ad7c8497c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55ad7c8497c0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x55ad7c8497c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x55ad7c86e2fc - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x55ad7c5e15a6 - std::io::Write::write_fmt::h68b2e5fe4c78e61a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x55ad7c84095d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::he9ebec865e28165c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/impls.rs:179
[INFO] [stdout]    7:     0x55ad7c84bd0d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x55ad7c84bd0d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x55ad7c84bd0d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]   10:     0x55ad7c84b962 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:224
[INFO] [stdout]   11:     0x55ad7c84c3f1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   12:     0x55ad7c84bf99 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   13:     0x55ad7c849c4c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x55ad7c84bf59 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   15:     0x55ad7c86cbd1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   16:     0x55ad7c86c9f3 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   17:     0x55ad7c152c60 - core::result::Result<T,E>::unwrap::hf23a179898a70492
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:973
[INFO] [stdout]   18:     0x55ad7c153f23 - pypackage::dep_resolution::tests::warehouse_versions::h9479d052ec158afb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/dep_resolution.rs:731
[INFO] [stdout]   19:     0x55ad7c153eba - pypackage::dep_resolution::tests::warehouse_versions::{{closure}}::hd7c32b15525ea090
[INFO] [stdout]                                at /opt/rustwide/workdir/src/dep_resolution.rs:727
[INFO] [stdout]   20:     0x55ad7c15c17e - core::ops::function::FnOnce::call_once::hb3c7b4aa4e3370cd
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   21:     0x55ad7c608393 - core::ops::function::FnOnce::call_once::hcd3fa2f0696c1015
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   22:     0x55ad7c608393 - test::__rust_begin_short_backtrace::h113f97c5e5ab7d4a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:516
[INFO] [stdout]   23:     0x55ad7c606898 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h01fd09163cae2442
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   24:     0x55ad7c606898 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0da6b685ae74a04a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   25:     0x55ad7c606898 - std::panicking::try::do_call::h564a32f132f2c264
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   26:     0x55ad7c606898 - std::panicking::try::h477cfd4b06a2e64a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   27:     0x55ad7c606898 - std::panic::catch_unwind::hdb5abc6d008c399d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   28:     0x55ad7c606898 - test::run_test_in_process::he8ff7dec91b275be
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:543
[INFO] [stdout]   29:     0x55ad7c606898 - test::run_test::run_test_inner::{{closure}}::hfd9f49e4a4ff9162
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:449
[INFO] [stdout]   30:     0x55ad7c5e0926 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee6d60d5bb466aff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   31:     0x55ad7c5e5a95 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h988cecdf9ebbaf00
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stdout]   32:     0x55ad7c5e5a95 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330cf727ec126982
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   33:     0x55ad7c5e5a95 - std::panicking::try::do_call::h6cd25078f4a5ea13
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   34:     0x55ad7c5e5a95 - std::panicking::try::h84b1d49961301705
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   35:     0x55ad7c5e5a95 - std::panic::catch_unwind::h6145324593b3654b
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   36:     0x55ad7c5e5a95 - std::thread::Builder::spawn_unchecked::{{closure}}::ha41e72e8024f9192
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stdout]   37:     0x55ad7c5e5a95 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb5034cf1f1be223
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   38:     0x55ad7c8531ba - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   39:     0x55ad7c8531ba - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   40:     0x55ad7c8531ba - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   41:     0x7f87f56a9609 - start_thread
[INFO] [stdout]   42:     0x7f87f5936103 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     dep_resolution::tests::warehouse_versions
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 31 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin pypackage'
[INFO] running `Command { std: "docker" "inspect" "a099ae7af80cb3aef01f51332ff9b81e5ee6f0d75e500fd062d388f1d89c1327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a099ae7af80cb3aef01f51332ff9b81e5ee6f0d75e500fd062d388f1d89c1327", kill_on_drop: false }`
[INFO] [stdout] a099ae7af80cb3aef01f51332ff9b81e5ee6f0d75e500fd062d388f1d89c1327
