[INFO] cloning repository https://github.com/davidlfox/learnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidlfox/learnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidlfox%2Flearnrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidlfox%2Flearnrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3dfc10d5a9496247a906774773a02d2969a5d58
[INFO] testing davidlfox/learnrust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidlfox%2Flearnrust" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidlfox/learnrust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidlfox/learnrust
[INFO] finished tweaking git repo https://github.com/davidlfox/learnrust
[INFO] tweaked toml for git repo https://github.com/davidlfox/learnrust written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/davidlfox/learnrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e40019cf4b235300c5542872c0a7e900938a8a42416d0bfb055face1849eb5ca
[INFO] running `Command { std: "docker" "start" "-a" "e40019cf4b235300c5542872c0a7e900938a8a42416d0bfb055face1849eb5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e40019cf4b235300c5542872c0a7e900938a8a42416d0bfb055face1849eb5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e40019cf4b235300c5542872c0a7e900938a8a42416d0bfb055face1849eb5ca", kill_on_drop: false }`
[INFO] [stdout] e40019cf4b235300c5542872c0a7e900938a8a42416d0bfb055face1849eb5ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fc85df1b8adbf9bd90c3428b18a30fb2a7b1bd733573d023f5352c1973449ae
[INFO] running `Command { std: "docker" "start" "-a" "2fc85df1b8adbf9bd90c3428b18a30fb2a7b1bd733573d023f5352c1973449ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling learnrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "2fc85df1b8adbf9bd90c3428b18a30fb2a7b1bd733573d023f5352c1973449ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc85df1b8adbf9bd90c3428b18a30fb2a7b1bd733573d023f5352c1973449ae", kill_on_drop: false }`
[INFO] [stdout] 2fc85df1b8adbf9bd90c3428b18a30fb2a7b1bd733573d023f5352c1973449ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 017306302c1c1a57f8ee3a82a34892d8b73c920dd4e393ff6a9fbd4e49224830
[INFO] running `Command { std: "docker" "start" "-a" "017306302c1c1a57f8ee3a82a34892d8b73c920dd4e393ff6a9fbd4e49224830", kill_on_drop: false }`
[INFO] [stderr]    Compiling learnrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/learnrust-4668ae078fc8848f)
[INFO] running `Command { std: "docker" "inspect" "017306302c1c1a57f8ee3a82a34892d8b73c920dd4e393ff6a9fbd4e49224830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "017306302c1c1a57f8ee3a82a34892d8b73c920dd4e393ff6a9fbd4e49224830", kill_on_drop: false }`
[INFO] [stdout] 017306302c1c1a57f8ee3a82a34892d8b73c920dd4e393ff6a9fbd4e49224830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8727c3b133a46ce7c25e795a4bdfcb484d8fce7a71300f0fe8166b5574d7538
[INFO] running `Command { std: "docker" "start" "-a" "b8727c3b133a46ce7c25e795a4bdfcb484d8fce7a71300f0fe8166b5574d7538", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learnrust-4668ae078fc8848f)
[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" "b8727c3b133a46ce7c25e795a4bdfcb484d8fce7a71300f0fe8166b5574d7538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8727c3b133a46ce7c25e795a4bdfcb484d8fce7a71300f0fe8166b5574d7538", kill_on_drop: false }`
[INFO] [stdout] b8727c3b133a46ce7c25e795a4bdfcb484d8fce7a71300f0fe8166b5574d7538