[INFO] cloning repository https://github.com/quanttb/rust-crash-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quanttb/rust-crash-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanttb%2Frust-crash-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanttb%2Frust-crash-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90ff87002c50613752ac0e69d349f86a949e5d43
[INFO] testing quanttb/rust-crash-course against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanttb%2Frust-crash-course" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quanttb/rust-crash-course on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quanttb/rust-crash-course
[INFO] finished tweaking git repo https://github.com/quanttb/rust-crash-course
[INFO] tweaked toml for git repo https://github.com/quanttb/rust-crash-course written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/quanttb/rust-crash-course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8af09923b874698a99e6f3fa9e1bd8a4776f8a8b9d874d6bf5944f18d72d778
[INFO] running `Command { std: "docker" "start" "-a" "e8af09923b874698a99e6f3fa9e1bd8a4776f8a8b9d874d6bf5944f18d72d778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8af09923b874698a99e6f3fa9e1bd8a4776f8a8b9d874d6bf5944f18d72d778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8af09923b874698a99e6f3fa9e1bd8a4776f8a8b9d874d6bf5944f18d72d778", kill_on_drop: false }`
[INFO] [stdout] e8af09923b874698a99e6f3fa9e1bd8a4776f8a8b9d874d6bf5944f18d72d778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7e8aaf390786a53d4c357c825e95dbfc8c667e5e140c12c7f2e99d5a0e2a1d
[INFO] running `Command { std: "docker" "start" "-a" "9f7e8aaf390786a53d4c357c825e95dbfc8c667e5e140c12c7f2e99d5a0e2a1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "9f7e8aaf390786a53d4c357c825e95dbfc8c667e5e140c12c7f2e99d5a0e2a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7e8aaf390786a53d4c357c825e95dbfc8c667e5e140c12c7f2e99d5a0e2a1d", kill_on_drop: false }`
[INFO] [stdout] 9f7e8aaf390786a53d4c357c825e95dbfc8c667e5e140c12c7f2e99d5a0e2a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33004446a1d438b13927db84eb50cbe7b994b4d6e01e6e16dc2e4ea940bacd7f
[INFO] running `Command { std: "docker" "start" "-a" "33004446a1d438b13927db84eb50cbe7b994b4d6e01e6e16dc2e4ea940bacd7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "33004446a1d438b13927db84eb50cbe7b994b4d6e01e6e16dc2e4ea940bacd7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33004446a1d438b13927db84eb50cbe7b994b4d6e01e6e16dc2e4ea940bacd7f", kill_on_drop: false }`
[INFO] [stdout] 33004446a1d438b13927db84eb50cbe7b994b4d6e01e6e16dc2e4ea940bacd7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed8b5cfdbce6eb0d0baf032949965c1edb1acd22200d182cc4fd76814e629114
[INFO] running `Command { std: "docker" "start" "-a" "ed8b5cfdbce6eb0d0baf032949965c1edb1acd22200d182cc4fd76814e629114", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust-4961faa5eb6faed1)
[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" "ed8b5cfdbce6eb0d0baf032949965c1edb1acd22200d182cc4fd76814e629114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8b5cfdbce6eb0d0baf032949965c1edb1acd22200d182cc4fd76814e629114", kill_on_drop: false }`
[INFO] [stdout] ed8b5cfdbce6eb0d0baf032949965c1edb1acd22200d182cc4fd76814e629114