[INFO] fetching crate preftool-app-config 0.2.0...
[INFO] testing preftool-app-config-0.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate preftool-app-config 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate preftool-app-config 0.2.0 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 preftool-app-config 0.2.0
[INFO] finished tweaking crates.io crate preftool-app-config 0.2.0
[INFO] tweaked toml for crates.io crate preftool-app-config 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 slog-term v2.6.0
[INFO] [stderr]   Downloaded preftool-toml v0.2.0
[INFO] [stderr]   Downloaded slog-async v2.5.0
[INFO] [stderr]   Downloaded slog-kvfilter v0.7.0
[INFO] [stderr]   Downloaded preftool-env v0.2.0
[INFO] [stderr]   Downloaded sloggers v0.3.6
[INFO] [stderr]   Downloaded preftool-clap-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71df8baf9fe8461f026876e6e632bb6b604d44c8f5c69fa800fbed13e1514c37
[INFO] running `Command { std: "docker" "start" "-a" "71df8baf9fe8461f026876e6e632bb6b604d44c8f5c69fa800fbed13e1514c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71df8baf9fe8461f026876e6e632bb6b604d44c8f5c69fa800fbed13e1514c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71df8baf9fe8461f026876e6e632bb6b604d44c8f5c69fa800fbed13e1514c37", kill_on_drop: false }`
[INFO] [stdout] 71df8baf9fe8461f026876e6e632bb6b604d44c8f5c69fa800fbed13e1514c37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8a59587acf38428d1e616ef51b343bfdc3fde2224326b27013663321e6f05003
[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" "8a59587acf38428d1e616ef51b343bfdc3fde2224326b27013663321e6f05003", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling preftool-dirs v0.2.0
[INFO] [stderr]    Compiling preftool-env v0.2.0
[INFO] [stderr]    Compiling preftool-clap v0.2.0
[INFO] [stderr]    Compiling preftool-file v0.2.0
[INFO] [stderr]    Compiling preftool-toml v0.2.0
[INFO] [stderr]    Compiling preftool-app-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |   type Iter = Box<Iterator<Item = ConfigPath> + 'static>;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = ConfigPath> + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `Command { std: "docker" "inspect" "8a59587acf38428d1e616ef51b343bfdc3fde2224326b27013663321e6f05003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a59587acf38428d1e616ef51b343bfdc3fde2224326b27013663321e6f05003", kill_on_drop: false }`
[INFO] [stdout] 8a59587acf38428d1e616ef51b343bfdc3fde2224326b27013663321e6f05003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 695c0e7d2841768481d591d36e5a4d90c719e6ade7c4b9e1288cdc5772aca84c
[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" "695c0e7d2841768481d591d36e5a4d90c719e6ade7c4b9e1288cdc5772aca84c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |   type Iter = Box<Iterator<Item = ConfigPath> + 'static>;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = ConfigPath> + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling preftool-clap-derive v0.2.0
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling sloggers v0.3.6
[INFO] [stderr]    Compiling preftool-app-config v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |   type Iter = Box<Iterator<Item = ConfigPath> + 'static>;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = ConfigPath> + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `preftool_clap`
[INFO] [stdout]  --> examples/simple/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use preftool_clap::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `host`
[INFO] [stdout]   --> examples/simple/main.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   host: String,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port`
[INFO] [stdout]   --> examples/simple/main.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   port: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cert`
[INFO] [stdout]   --> examples/simple/main.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   cert: Option<String>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "695c0e7d2841768481d591d36e5a4d90c719e6ade7c4b9e1288cdc5772aca84c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695c0e7d2841768481d591d36e5a4d90c719e6ade7c4b9e1288cdc5772aca84c", kill_on_drop: false }`
[INFO] [stdout] 695c0e7d2841768481d591d36e5a4d90c719e6ade7c4b9e1288cdc5772aca84c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 62701eef5b78743bb2b7781165ade54263e4d5f2d31b93f81ce9d009d0d82100
[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" "62701eef5b78743bb2b7781165ade54263e4d5f2d31b93f81ce9d009d0d82100", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:151:19
[INFO] [stderr]     |
[INFO] [stderr] 151 |   type Iter = Box<Iterator<Item = ConfigPath> + 'static>;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = ConfigPath> + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:151:19
[INFO] [stderr]     |
[INFO] [stderr] 151 |   type Iter = Box<Iterator<Item = ConfigPath> + 'static>;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = ConfigPath> + 'static`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `preftool_clap`
[INFO] [stderr]  --> examples/simple/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use preftool_clap::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `host`
[INFO] [stderr]   --> examples/simple/main.rs:17:3
[INFO] [stderr]    |
[INFO] [stderr] 17 |   host: String,
[INFO] [stderr]    |   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `port`
[INFO] [stderr]   --> examples/simple/main.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 |   port: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `cert`
[INFO] [stderr]   --> examples/simple/main.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   cert: Option<String>,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/preftool_app_config-e382600a60aa05ac
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests preftool-app-config
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62701eef5b78743bb2b7781165ade54263e4d5f2d31b93f81ce9d009d0d82100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62701eef5b78743bb2b7781165ade54263e4d5f2d31b93f81ce9d009d0d82100", kill_on_drop: false }`
[INFO] [stdout] 62701eef5b78743bb2b7781165ade54263e4d5f2d31b93f81ce9d009d0d82100
