[INFO] fetching crate rustget 0.1.2...
[INFO] checking rustget-0.1.2 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate rustget 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustget 0.1.2 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustget 0.1.2
[INFO] finished tweaking crates.io crate rustget 0.1.2
[INFO] tweaked toml for crates.io crate rustget 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rustget 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ca25cd54b1084a0d85eb65dc9a6aad2c245c58c74f003c95f8fdb648801c1a3
[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" "4ca25cd54b1084a0d85eb65dc9a6aad2c245c58c74f003c95f8fdb648801c1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ca25cd54b1084a0d85eb65dc9a6aad2c245c58c74f003c95f8fdb648801c1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca25cd54b1084a0d85eb65dc9a6aad2c245c58c74f003c95f8fdb648801c1a3", kill_on_drop: false }`
[INFO] [stdout] 4ca25cd54b1084a0d85eb65dc9a6aad2c245c58c74f003c95f8fdb648801c1a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] f2841b8cd476cb909334f468c11035b963b754dc1b3e5f34f5a7b3d959807110
[INFO] running `Command { std: "docker" "start" "-a" "f2841b8cd476cb909334f468c11035b963b754dc1b3e5f34f5a7b3d959807110", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking spin v0.5.0
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[INFO] [stderr]     Checking rustc-demangle v0.1.15
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[INFO] [stderr]    Compiling rand_isaac v0.1.1
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[INFO] [stderr]     Checking crossbeam-utils v0.6.5
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[INFO] [stderr]     Checking c2-chacha v0.2.2
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[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
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[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
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[INFO] [stderr]     Checking termios v0.3.1
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[INFO] [stderr]     Checking tokio-current-thread v0.1.6
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[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.2
[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]     Checking rand_core v0.5.0
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[INFO] [stderr]     Checking tokio-threadpool v0.1.15
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[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
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[INFO] [stderr]     Checking tokio-reactor v0.1.9
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[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
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[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking parallel-getter v0.2.0
[INFO] [stderr]     Checking rustget v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/fetcher.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 done = true;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/fetcher.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |         done = true;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `done`
[INFO] [stdout]   --> src/fetcher.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 done = true;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/fetcher.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 done = true;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `done` is never read
[INFO] [stdout]   --> src/fetcher.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |         done = true;
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `done`
[INFO] [stdout]   --> src/fetcher.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 done = true;
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "f2841b8cd476cb909334f468c11035b963b754dc1b3e5f34f5a7b3d959807110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2841b8cd476cb909334f468c11035b963b754dc1b3e5f34f5a7b3d959807110", kill_on_drop: false }`
[INFO] [stdout] f2841b8cd476cb909334f468c11035b963b754dc1b3e5f34f5a7b3d959807110