[INFO] fetching crate bulls-and-cows 1.0.17...
[INFO] testing bulls-and-cows-1.0.17 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate bulls-and-cows 1.0.17 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bulls-and-cows 1.0.17 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bulls-and-cows 1.0.17
[INFO] finished tweaking crates.io crate bulls-and-cows 1.0.17
[INFO] tweaked toml for crates.io crate bulls-and-cows 1.0.17 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate bulls-and-cows 1.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug-helper v0.3.8
[INFO] [stderr]   Downloaded permutohedron v0.2.4
[INFO] [stderr]   Downloaded random-integer v1.0.5
[INFO] [stderr]   Downloaded random-pick v1.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] 5979d6493e3745dbbcdc2da7b0cd7e845443891de99f4ba4986b7316c61effd7
[INFO] running `Command { std: "docker" "start" "-a" "5979d6493e3745dbbcdc2da7b0cd7e845443891de99f4ba4986b7316c61effd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5979d6493e3745dbbcdc2da7b0cd7e845443891de99f4ba4986b7316c61effd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5979d6493e3745dbbcdc2da7b0cd7e845443891de99f4ba4986b7316c61effd7", kill_on_drop: false }`
[INFO] [stdout] 5979d6493e3745dbbcdc2da7b0cd7e845443891de99f4ba4986b7316c61effd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ad8cc2c8a80b61c3538c72955eb7fecc77cc78244e276e7a80aca24418cb884
[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" "2ad8cc2c8a80b61c3538c72955eb7fecc77cc78244e276e7a80aca24418cb884", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling permutohedron v0.2.4
[INFO] [stderr]    Compiling debug-helper v0.3.8
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling random-integer v1.0.5
[INFO] [stderr]    Compiling random-pick v1.2.7
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling bulls-and-cows v1.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "2ad8cc2c8a80b61c3538c72955eb7fecc77cc78244e276e7a80aca24418cb884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad8cc2c8a80b61c3538c72955eb7fecc77cc78244e276e7a80aca24418cb884", kill_on_drop: false }`
[INFO] [stdout] 2ad8cc2c8a80b61c3538c72955eb7fecc77cc78244e276e7a80aca24418cb884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2e4211b78c2bcb7209d9bdd468e38f8d0bf6dec611939b02bc7bee614d64a6d
[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" "c2e4211b78c2bcb7209d9bdd468e38f8d0bf6dec611939b02bc7bee614d64a6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bulls-and-cows v1.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c2e4211b78c2bcb7209d9bdd468e38f8d0bf6dec611939b02bc7bee614d64a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e4211b78c2bcb7209d9bdd468e38f8d0bf6dec611939b02bc7bee614d64a6d", kill_on_drop: false }`
[INFO] [stdout] c2e4211b78c2bcb7209d9bdd468e38f8d0bf6dec611939b02bc7bee614d64a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56b35072c2258459b7edcd406a3fa827c6f7d8d6b3bb44274b11837f7ec4651e
[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" "56b35072c2258459b7edcd406a3fa827c6f7d8d6b3bb44274b11837f7ec4651e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bulls_and_cows-be6abf4388fad0ea)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests bulls-and-cows
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56b35072c2258459b7edcd406a3fa827c6f7d8d6b3bb44274b11837f7ec4651e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b35072c2258459b7edcd406a3fa827c6f7d8d6b3bb44274b11837f7ec4651e", kill_on_drop: false }`
[INFO] [stdout] 56b35072c2258459b7edcd406a3fa827c6f7d8d6b3bb44274b11837f7ec4651e