[INFO] fetching crate rust-2015 1.0.0...
[INFO] testing rust-2015-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate rust-2015 1.0.0 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate rust-2015 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-2015 1.0.0
[INFO] finished tweaking crates.io crate rust-2015 1.0.0
[INFO] tweaked toml for crates.io crate rust-2015 1.0.0 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf32b1d1c72810c8d12b5a152e2e8c86312ddaf6a9f81d11e408717a1dbc4a1
[INFO] running `Command { std: "docker" "start" "-a" "4bf32b1d1c72810c8d12b5a152e2e8c86312ddaf6a9f81d11e408717a1dbc4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf32b1d1c72810c8d12b5a152e2e8c86312ddaf6a9f81d11e408717a1dbc4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf32b1d1c72810c8d12b5a152e2e8c86312ddaf6a9f81d11e408717a1dbc4a1", kill_on_drop: false }`
[INFO] [stdout] 4bf32b1d1c72810c8d12b5a152e2e8c86312ddaf6a9f81d11e408717a1dbc4a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 609551cfd479531c002f64fc1e6a9d3696cb07a3138b2a665cbe35ee88caacf0
[INFO] running `Command { std: "docker" "start" "-a" "609551cfd479531c002f64fc1e6a9d3696cb07a3138b2a665cbe35ee88caacf0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling reedition v1.0.0
[INFO] [stderr]    Compiling rust-2015 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "609551cfd479531c002f64fc1e6a9d3696cb07a3138b2a665cbe35ee88caacf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609551cfd479531c002f64fc1e6a9d3696cb07a3138b2a665cbe35ee88caacf0", kill_on_drop: false }`
[INFO] [stdout] 609551cfd479531c002f64fc1e6a9d3696cb07a3138b2a665cbe35ee88caacf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d8d6834758e31fc630e1505d8cd5a4ca452b08973e06793ee18c4dda30daa41
[INFO] running `Command { std: "docker" "start" "-a" "8d8d6834758e31fc630e1505d8cd5a4ca452b08973e06793ee18c4dda30daa41", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-2015 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "8d8d6834758e31fc630e1505d8cd5a4ca452b08973e06793ee18c4dda30daa41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8d6834758e31fc630e1505d8cd5a4ca452b08973e06793ee18c4dda30daa41", kill_on_drop: false }`
[INFO] [stdout] 8d8d6834758e31fc630e1505d8cd5a4ca452b08973e06793ee18c4dda30daa41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ccf7fe6c940f95dc3c0f0197fd9ecd4963d4d489ea9876ff2c231cfd2d42594
[INFO] running `Command { std: "docker" "start" "-a" "6ccf7fe6c940f95dc3c0f0197fd9ecd4963d4d489ea9876ff2c231cfd2d42594", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_2015-3a57e4c13d80b08d)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-2015
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ccf7fe6c940f95dc3c0f0197fd9ecd4963d4d489ea9876ff2c231cfd2d42594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccf7fe6c940f95dc3c0f0197fd9ecd4963d4d489ea9876ff2c231cfd2d42594", kill_on_drop: false }`
[INFO] [stdout] 6ccf7fe6c940f95dc3c0f0197fd9ecd4963d4d489ea9876ff2c231cfd2d42594