[INFO] cloning repository https://github.com/conradludgate/rust-basics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conradludgate/rust-basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c96e509cbc4e131237f4988555ba8889cc308ffb
[INFO] testing conradludgate/rust-basics against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconradludgate%2Frust-basics" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conradludgate/rust-basics on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conradludgate/rust-basics
[INFO] finished tweaking git repo https://github.com/conradludgate/rust-basics
[INFO] tweaked toml for git repo https://github.com/conradludgate/rust-basics written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/conradludgate/rust-basics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 800c5c4653c4b046477b4719adf2ad9ed59d385246e5162ff16865962e591883
[INFO] running `Command { std: "docker" "start" "-a" "800c5c4653c4b046477b4719adf2ad9ed59d385246e5162ff16865962e591883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "800c5c4653c4b046477b4719adf2ad9ed59d385246e5162ff16865962e591883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "800c5c4653c4b046477b4719adf2ad9ed59d385246e5162ff16865962e591883", kill_on_drop: false }`
[INFO] [stdout] 800c5c4653c4b046477b4719adf2ad9ed59d385246e5162ff16865962e591883
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2a6ef8bc9a16cbbe5f865c3bc3c347c2420d49865872a946910ddffb19cc134
[INFO] running `Command { std: "docker" "start" "-a" "c2a6ef8bc9a16cbbe5f865c3bc3c347c2420d49865872a946910ddffb19cc134", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/02-variables)
[INFO] [stderr]    Compiling traits v0.1.0 (/opt/rustwide/workdir/11-traits)
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/09-modules)
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/04-arrays)
[INFO] [stderr]    Compiling types v0.1.0 (/opt/rustwide/workdir/10-types)
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/12-iterators)
[INFO] [stderr]    Compiling functions v0.1.0 (/opt/rustwide/workdir/05-functions)
[INFO] [stderr]    Compiling control-flow v0.1.0 (/opt/rustwide/workdir/07-control-flow)
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir/01-hello-world)
[INFO] [stderr]    Compiling errors v0.1.0 (/opt/rustwide/workdir/08-errors)
[INFO] [stderr]    Compiling strings v0.1.0 (/opt/rustwide/workdir/03-strings)
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/06-ownership)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "c2a6ef8bc9a16cbbe5f865c3bc3c347c2420d49865872a946910ddffb19cc134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a6ef8bc9a16cbbe5f865c3bc3c347c2420d49865872a946910ddffb19cc134", kill_on_drop: false }`
[INFO] [stdout] c2a6ef8bc9a16cbbe5f865c3bc3c347c2420d49865872a946910ddffb19cc134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8dd4263232bcdaed457f63e769c9907d9ee13b4b4a0478622b76b2dbbc705d
[INFO] running `Command { std: "docker" "start" "-a" "bd8dd4263232bcdaed457f63e769c9907d9ee13b4b4a0478622b76b2dbbc705d", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/02-variables)
[INFO] [stderr]    Compiling types v0.1.0 (/opt/rustwide/workdir/10-types)
[INFO] [stderr]    Compiling strings v0.1.0 (/opt/rustwide/workdir/03-strings)
[INFO] [stderr]    Compiling modules v0.1.0 (/opt/rustwide/workdir/09-modules)
[INFO] [stderr]    Compiling errors v0.1.0 (/opt/rustwide/workdir/08-errors)
[INFO] [stderr]    Compiling control-flow v0.1.0 (/opt/rustwide/workdir/07-control-flow)
[INFO] [stderr]    Compiling traits v0.1.0 (/opt/rustwide/workdir/11-traits)
[INFO] [stderr]    Compiling arrays v0.1.0 (/opt/rustwide/workdir/04-arrays)
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/06-ownership)
[INFO] [stderr]    Compiling iterators v0.1.0 (/opt/rustwide/workdir/12-iterators)
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir/01-hello-world)
[INFO] [stderr]    Compiling functions v0.1.0 (/opt/rustwide/workdir/05-functions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "bd8dd4263232bcdaed457f63e769c9907d9ee13b4b4a0478622b76b2dbbc705d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8dd4263232bcdaed457f63e769c9907d9ee13b4b4a0478622b76b2dbbc705d", kill_on_drop: false }`
[INFO] [stdout] bd8dd4263232bcdaed457f63e769c9907d9ee13b4b4a0478622b76b2dbbc705d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7081c87496dbe779eac1aa7d63edbfc86280e08e8c009ef999c07538c8a6d586
[INFO] running `Command { std: "docker" "start" "-a" "7081c87496dbe779eac1aa7d63edbfc86280e08e8c009ef999c07538c8a6d586", 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/arrays-6473eaac69025d55)
[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/control_flow-77fc98205d6dbce2)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/errors-e0fda3c47edc1d44)
[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/functions-365af9b68aa1f689)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-703cb4e9a383a659)
[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] [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/iterators-3c7cc1b3b21299fc)
[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] [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/modules-1d864fdeb86945b7)
[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/ownership-6ed3cc6def8ea26f)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/strings-9f0ff62aa910796a)
[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] [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/traits-4f3f740fc7dc0130)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/types-df699d0390709645)
[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/variables-7b2b9b222afa2a27)
[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] [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" "7081c87496dbe779eac1aa7d63edbfc86280e08e8c009ef999c07538c8a6d586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7081c87496dbe779eac1aa7d63edbfc86280e08e8c009ef999c07538c8a6d586", kill_on_drop: false }`
[INFO] [stdout] 7081c87496dbe779eac1aa7d63edbfc86280e08e8c009ef999c07538c8a6d586