[INFO] fetching crate mithrust 0.0.1...
[INFO] testing mithrust-0.0.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate mithrust 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mithrust 0.0.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mithrust 0.0.1
[INFO] finished tweaking crates.io crate mithrust 0.0.1
[INFO] tweaked toml for crates.io crate mithrust 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9e2f9a93b04f788664b0d5ccb375d26c35a385641583035e3443b3c4784c3eb
[INFO] running `Command { std: "docker" "start" "-a" "b9e2f9a93b04f788664b0d5ccb375d26c35a385641583035e3443b3c4784c3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e2f9a93b04f788664b0d5ccb375d26c35a385641583035e3443b3c4784c3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e2f9a93b04f788664b0d5ccb375d26c35a385641583035e3443b3c4784c3eb", kill_on_drop: false }`
[INFO] [stdout] b9e2f9a93b04f788664b0d5ccb375d26c35a385641583035e3443b3c4784c3eb
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5296449852bb1551d569942ec5c061be1da09fd091a91775524e14f0512bcda6
[INFO] running `Command { std: "docker" "start" "-a" "5296449852bb1551d569942ec5c061be1da09fd091a91775524e14f0512bcda6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mithrust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "5296449852bb1551d569942ec5c061be1da09fd091a91775524e14f0512bcda6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5296449852bb1551d569942ec5c061be1da09fd091a91775524e14f0512bcda6", kill_on_drop: false }`
[INFO] [stdout] 5296449852bb1551d569942ec5c061be1da09fd091a91775524e14f0512bcda6
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3faadba353cb2fc1c6ac201e576cd9606ccbcd7a5ecb11494c8c5e0d92d295b
[INFO] running `Command { std: "docker" "start" "-a" "e3faadba353cb2fc1c6ac201e576cd9606ccbcd7a5ecb11494c8c5e0d92d295b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mithrust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e3faadba353cb2fc1c6ac201e576cd9606ccbcd7a5ecb11494c8c5e0d92d295b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3faadba353cb2fc1c6ac201e576cd9606ccbcd7a5ecb11494c8c5e0d92d295b", kill_on_drop: false }`
[INFO] [stdout] e3faadba353cb2fc1c6ac201e576cd9606ccbcd7a5ecb11494c8c5e0d92d295b
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2abb463a1cb2eb61fc57f64aae24dd5b3a7a31ee7e253dd4d7fdca12b0b77a5e
[INFO] running `Command { std: "docker" "start" "-a" "2abb463a1cb2eb61fc57f64aae24dd5b3a7a31ee7e253dd4d7fdca12b0b77a5e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mithrust-e815a45587f8fa54)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mithrust
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2abb463a1cb2eb61fc57f64aae24dd5b3a7a31ee7e253dd4d7fdca12b0b77a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2abb463a1cb2eb61fc57f64aae24dd5b3a7a31ee7e253dd4d7fdca12b0b77a5e", kill_on_drop: false }`
[INFO] [stdout] 2abb463a1cb2eb61fc57f64aae24dd5b3a7a31ee7e253dd4d7fdca12b0b77a5e