[INFO] fetching crate list 0.1.3...
[INFO] testing list-0.1.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate list 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate list 0.1.3 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 list 0.1.3
[INFO] finished tweaking crates.io crate list 0.1.3
[INFO] tweaked toml for crates.io crate list 0.1.3 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 8e5ac930076d188fd357fc05387703d36f0c8bb1e03598d960dee2c3434c33f8
[INFO] running `Command { std: "docker" "start" "-a" "8e5ac930076d188fd357fc05387703d36f0c8bb1e03598d960dee2c3434c33f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e5ac930076d188fd357fc05387703d36f0c8bb1e03598d960dee2c3434c33f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5ac930076d188fd357fc05387703d36f0c8bb1e03598d960dee2c3434c33f8", kill_on_drop: false }`
[INFO] [stdout] 8e5ac930076d188fd357fc05387703d36f0c8bb1e03598d960dee2c3434c33f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] edff26418fd73e8066ae1386239ed09bb30bacc849baa772f6717bdb8676738a
[INFO] running `Command { std: "docker" "start" "-a" "edff26418fd73e8066ae1386239ed09bb30bacc849baa772f6717bdb8676738a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling list v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "edff26418fd73e8066ae1386239ed09bb30bacc849baa772f6717bdb8676738a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edff26418fd73e8066ae1386239ed09bb30bacc849baa772f6717bdb8676738a", kill_on_drop: false }`
[INFO] [stdout] edff26418fd73e8066ae1386239ed09bb30bacc849baa772f6717bdb8676738a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2cd65f1be9a28b622ca83e6d1df3fb5fb99e2fa39aaf4c13ae82de6e9ae77361
[INFO] running `Command { std: "docker" "start" "-a" "2cd65f1be9a28b622ca83e6d1df3fb5fb99e2fa39aaf4c13ae82de6e9ae77361", kill_on_drop: false }`
[INFO] [stderr]    Compiling list v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "2cd65f1be9a28b622ca83e6d1df3fb5fb99e2fa39aaf4c13ae82de6e9ae77361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd65f1be9a28b622ca83e6d1df3fb5fb99e2fa39aaf4c13ae82de6e9ae77361", kill_on_drop: false }`
[INFO] [stdout] 2cd65f1be9a28b622ca83e6d1df3fb5fb99e2fa39aaf4c13ae82de6e9ae77361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1874d2542870aa35ad44cff47f21ac478b6e2440c1a2c2cbd6507807095b3878
[INFO] running `Command { std: "docker" "start" "-a" "1874d2542870aa35ad44cff47f21ac478b6e2440c1a2c2cbd6507807095b3878", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/list-a00fe0ce56f78615)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::basics ... ok
[INFO] [stdout] test test::into_iter ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] test test::peek ... ok
[INFO] [stdout] test test::iter_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests list
[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" "1874d2542870aa35ad44cff47f21ac478b6e2440c1a2c2cbd6507807095b3878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1874d2542870aa35ad44cff47f21ac478b6e2440c1a2c2cbd6507807095b3878", kill_on_drop: false }`
[INFO] [stdout] 1874d2542870aa35ad44cff47f21ac478b6e2440c1a2c2cbd6507807095b3878