[INFO] cloning repository https://github.com/KeithChasen/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/KeithChasen/rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeithChasen%2Frust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeithChasen%2Frust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d84f744a7460d85843318120d4780eb54666a00
[INFO] testing KeithChasen/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%2FKeithChasen%2Frust-tutorial" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeithChasen/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/KeithChasen/rust-tutorial
[INFO] finished tweaking git repo https://github.com/KeithChasen/rust-tutorial
[INFO] tweaked toml for git repo https://github.com/KeithChasen/rust-tutorial written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/KeithChasen/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 56185b325c9b42d0adc2047e862efb0afeef5a25888b241ee5e87bc758ba0318
[INFO] running `Command { std: "docker" "start" "-a" "56185b325c9b42d0adc2047e862efb0afeef5a25888b241ee5e87bc758ba0318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56185b325c9b42d0adc2047e862efb0afeef5a25888b241ee5e87bc758ba0318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56185b325c9b42d0adc2047e862efb0afeef5a25888b241ee5e87bc758ba0318", kill_on_drop: false }`
[INFO] [stdout] 56185b325c9b42d0adc2047e862efb0afeef5a25888b241ee5e87bc758ba0318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] b338d5effa999455f9d2f687e720083697c0ed85618b965ff2161c355ea0104e
[INFO] running `Command { std: "docker" "start" "-a" "b338d5effa999455f9d2f687e720083697c0ed85618b965ff2161c355ea0104e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b338d5effa999455f9d2f687e720083697c0ed85618b965ff2161c355ea0104e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b338d5effa999455f9d2f687e720083697c0ed85618b965ff2161c355ea0104e", kill_on_drop: false }`
[INFO] [stdout] b338d5effa999455f9d2f687e720083697c0ed85618b965ff2161c355ea0104e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 0a459ffc8e906033e67fc504da7f37dd9c0c1d0af6b3b520c9246c2a736c2dc2
[INFO] running `Command { std: "docker" "start" "-a" "0a459ffc8e906033e67fc504da7f37dd9c0c1d0af6b3b520c9246c2a736c2dc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0a459ffc8e906033e67fc504da7f37dd9c0c1d0af6b3b520c9246c2a736c2dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a459ffc8e906033e67fc504da7f37dd9c0c1d0af6b3b520c9246c2a736c2dc2", kill_on_drop: false }`
[INFO] [stdout] 0a459ffc8e906033e67fc504da7f37dd9c0c1d0af6b3b520c9246c2a736c2dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 2bf17164c61b351e9cac6735a192bedac4a207571c88890c4b8304a7fc940308
[INFO] running `Command { std: "docker" "start" "-a" "2bf17164c61b351e9cac6735a192bedac4a207571c88890c4b8304a7fc940308", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-ef9ec7988e723783)
[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" "2bf17164c61b351e9cac6735a192bedac4a207571c88890c4b8304a7fc940308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf17164c61b351e9cac6735a192bedac4a207571c88890c4b8304a7fc940308", kill_on_drop: false }`
[INFO] [stdout] 2bf17164c61b351e9cac6735a192bedac4a207571c88890c4b8304a7fc940308