[INFO] cloning repository https://github.com/msrv-rs/msrv-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msrv-rs/msrv-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsrv-rs%2Fmsrv-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsrv-rs%2Fmsrv-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60a85e44893984362d4f4b8b5b4c95a91207f69c
[INFO] testing msrv-rs/msrv-rs against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsrv-rs%2Fmsrv-rs" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msrv-rs/msrv-rs on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/msrv-rs/msrv-rs
[INFO] finished tweaking git repo https://github.com/msrv-rs/msrv-rs
[INFO] tweaked toml for git repo https://github.com/msrv-rs/msrv-rs written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/msrv-rs/msrv-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63235ad058fbb60056feb1c8c80e5ba1efa28fbb0cd5103778796e31acaf5b82
[INFO] running `Command { std: "docker" "start" "-a" "63235ad058fbb60056feb1c8c80e5ba1efa28fbb0cd5103778796e31acaf5b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63235ad058fbb60056feb1c8c80e5ba1efa28fbb0cd5103778796e31acaf5b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63235ad058fbb60056feb1c8c80e5ba1efa28fbb0cd5103778796e31acaf5b82", kill_on_drop: false }`
[INFO] [stdout] 63235ad058fbb60056feb1c8c80e5ba1efa28fbb0cd5103778796e31acaf5b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19cc35b11dd08ec191a18b6c50b7e68b7249a5fd717aa8e6706e78ca6c3bf425
[INFO] running `Command { std: "docker" "start" "-a" "19cc35b11dd08ec191a18b6c50b7e68b7249a5fd717aa8e6706e78ca6c3bf425", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling msrv-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "19cc35b11dd08ec191a18b6c50b7e68b7249a5fd717aa8e6706e78ca6c3bf425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19cc35b11dd08ec191a18b6c50b7e68b7249a5fd717aa8e6706e78ca6c3bf425", kill_on_drop: false }`
[INFO] [stdout] 19cc35b11dd08ec191a18b6c50b7e68b7249a5fd717aa8e6706e78ca6c3bf425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46c887ba850828e65092cd9cca1bad63419ad4428b86c45528adfbf189bf50a8
[INFO] running `Command { std: "docker" "start" "-a" "46c887ba850828e65092cd9cca1bad63419ad4428b86c45528adfbf189bf50a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling msrv-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "46c887ba850828e65092cd9cca1bad63419ad4428b86c45528adfbf189bf50a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46c887ba850828e65092cd9cca1bad63419ad4428b86c45528adfbf189bf50a8", kill_on_drop: false }`
[INFO] [stdout] 46c887ba850828e65092cd9cca1bad63419ad4428b86c45528adfbf189bf50a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0e0e98fb2826ab843443b14211d00a584212ac1454b0efb0f4e044124279766
[INFO] running `Command { std: "docker" "start" "-a" "f0e0e98fb2826ab843443b14211d00a584212ac1454b0efb0f4e044124279766", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_resolver_hook-4211135fad293d15)
[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]      Running unittests (/opt/rustwide/target/debug/deps/msrv_rs-0a4c441628a03941)
[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" "f0e0e98fb2826ab843443b14211d00a584212ac1454b0efb0f4e044124279766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e0e98fb2826ab843443b14211d00a584212ac1454b0efb0f4e044124279766", kill_on_drop: false }`
[INFO] [stdout] f0e0e98fb2826ab843443b14211d00a584212ac1454b0efb0f4e044124279766