[INFO] fetching crate true 0.1.0...
[INFO] testing true-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate true 0.1.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate true 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate true 0.1.0
[INFO] finished tweaking crates.io crate true 0.1.0
[INFO] tweaked toml for crates.io crate true 0.1.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate true 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afcd8579c66f60ab5db8dac5466098e4a8d14652d96f9eaefb0baa456b1ed242
[INFO] running `Command { std: "docker" "start" "-a" "afcd8579c66f60ab5db8dac5466098e4a8d14652d96f9eaefb0baa456b1ed242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afcd8579c66f60ab5db8dac5466098e4a8d14652d96f9eaefb0baa456b1ed242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcd8579c66f60ab5db8dac5466098e4a8d14652d96f9eaefb0baa456b1ed242", kill_on_drop: false }`
[INFO] [stdout] afcd8579c66f60ab5db8dac5466098e4a8d14652d96f9eaefb0baa456b1ed242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cefd1989624e3063289036e683b9d164bc60e841236af7b2346b135b745da94e
[INFO] running `Command { std: "docker" "start" "-a" "cefd1989624e3063289036e683b9d164bc60e841236af7b2346b135b745da94e", kill_on_drop: false }`
[INFO] [stderr]    Compiling true v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "cefd1989624e3063289036e683b9d164bc60e841236af7b2346b135b745da94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefd1989624e3063289036e683b9d164bc60e841236af7b2346b135b745da94e", kill_on_drop: false }`
[INFO] [stdout] cefd1989624e3063289036e683b9d164bc60e841236af7b2346b135b745da94e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4cfbedcc67a480bee076c842c2da7aa8406b8e6445810a7fd036f9eb2fc8cf
[INFO] running `Command { std: "docker" "start" "-a" "2d4cfbedcc67a480bee076c842c2da7aa8406b8e6445810a7fd036f9eb2fc8cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling true v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "2d4cfbedcc67a480bee076c842c2da7aa8406b8e6445810a7fd036f9eb2fc8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4cfbedcc67a480bee076c842c2da7aa8406b8e6445810a7fd036f9eb2fc8cf", kill_on_drop: false }`
[INFO] [stdout] 2d4cfbedcc67a480bee076c842c2da7aa8406b8e6445810a7fd036f9eb2fc8cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb36372aa15596fce5a7b8b696c18a2f6d524b96c8f3c1aa5c03ffb238a789a8
[INFO] running `Command { std: "docker" "start" "-a" "fb36372aa15596fce5a7b8b696c18a2f6d524b96c8f3c1aa5c03ffb238a789a8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/true-d168de753c5a407d)
[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" "fb36372aa15596fce5a7b8b696c18a2f6d524b96c8f3c1aa5c03ffb238a789a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb36372aa15596fce5a7b8b696c18a2f6d524b96c8f3c1aa5c03ffb238a789a8", kill_on_drop: false }`
[INFO] [stdout] fb36372aa15596fce5a7b8b696c18a2f6d524b96c8f3c1aa5c03ffb238a789a8