[INFO] cloning repository https://github.com/CzarSimon/rust_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CzarSimon/rust_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCzarSimon%2Frust_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCzarSimon%2Frust_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbd2e2cdd95dd071fc5d21eb3bf5c9fdd1bb2e16
[INFO] testing CzarSimon/rust_tutorial against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCzarSimon%2Frust_tutorial" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CzarSimon/rust_tutorial on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CzarSimon/rust_tutorial
[INFO] finished tweaking git repo https://github.com/CzarSimon/rust_tutorial
[INFO] tweaked toml for git repo https://github.com/CzarSimon/rust_tutorial written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/CzarSimon/rust_tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f493a2e0f2938ee737f0ea772cca207e4b9fa7b3eeadbc0fc32fbf7ee4fadf5d
[INFO] running `Command { std: "docker" "start" "-a" "f493a2e0f2938ee737f0ea772cca207e4b9fa7b3eeadbc0fc32fbf7ee4fadf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f493a2e0f2938ee737f0ea772cca207e4b9fa7b3eeadbc0fc32fbf7ee4fadf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f493a2e0f2938ee737f0ea772cca207e4b9fa7b3eeadbc0fc32fbf7ee4fadf5d", kill_on_drop: false }`
[INFO] [stdout] f493a2e0f2938ee737f0ea772cca207e4b9fa7b3eeadbc0fc32fbf7ee4fadf5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf71efd567c466182e61a5755be881de06e3986a0233fdb5c112901c172f1495
[INFO] running `Command { std: "docker" "start" "-a" "bf71efd567c466182e61a5755be881de06e3986a0233fdb5c112901c172f1495", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "bf71efd567c466182e61a5755be881de06e3986a0233fdb5c112901c172f1495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf71efd567c466182e61a5755be881de06e3986a0233fdb5c112901c172f1495", kill_on_drop: false }`
[INFO] [stdout] bf71efd567c466182e61a5755be881de06e3986a0233fdb5c112901c172f1495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e7da408c4f7064528cbfb6b77c1c50e9928f19b5ec087082fcdd7c257be0e0a
[INFO] running `Command { std: "docker" "start" "-a" "5e7da408c4f7064528cbfb6b77c1c50e9928f19b5ec087082fcdd7c257be0e0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "5e7da408c4f7064528cbfb6b77c1c50e9928f19b5ec087082fcdd7c257be0e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7da408c4f7064528cbfb6b77c1c50e9928f19b5ec087082fcdd7c257be0e0a", kill_on_drop: false }`
[INFO] [stdout] 5e7da408c4f7064528cbfb6b77c1c50e9928f19b5ec087082fcdd7c257be0e0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d661d21cf87b69d4bcc33d3ea321f937387b9f64477ebf7a793e1382fd82c4f
[INFO] running `Command { std: "docker" "start" "-a" "8d661d21cf87b69d4bcc33d3ea321f937387b9f64477ebf7a793e1382fd82c4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tutorial-53282ee607171fd3)
[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" "8d661d21cf87b69d4bcc33d3ea321f937387b9f64477ebf7a793e1382fd82c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d661d21cf87b69d4bcc33d3ea321f937387b9f64477ebf7a793e1382fd82c4f", kill_on_drop: false }`
[INFO] [stdout] 8d661d21cf87b69d4bcc33d3ea321f937387b9f64477ebf7a793e1382fd82c4f