[INFO] cloning repository https://github.com/TrollingChar/rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrollingChar/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f2be4afe59377fead7c88d78ac09b644e5a9dfb
[INFO] testing TrollingChar/rust-hello-world against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrollingChar%2Frust-hello-world" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrollingChar/rust-hello-world on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TrollingChar/rust-hello-world
[INFO] finished tweaking git repo https://github.com/TrollingChar/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/TrollingChar/rust-hello-world written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/TrollingChar/rust-hello-world already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3dc38717bf5fa82fe036285af3758211d74338eebcb5bc274bb4bc2af8c8df7
[INFO] running `Command { std: "docker" "start" "-a" "a3dc38717bf5fa82fe036285af3758211d74338eebcb5bc274bb4bc2af8c8df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3dc38717bf5fa82fe036285af3758211d74338eebcb5bc274bb4bc2af8c8df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3dc38717bf5fa82fe036285af3758211d74338eebcb5bc274bb4bc2af8c8df7", kill_on_drop: false }`
[INFO] [stdout] a3dc38717bf5fa82fe036285af3758211d74338eebcb5bc274bb4bc2af8c8df7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b7cbe7321873b6079ddcf61d02f3473bf9be7f39988c25ac12cf67797f2475
[INFO] running `Command { std: "docker" "start" "-a" "04b7cbe7321873b6079ddcf61d02f3473bf9be7f39988c25ac12cf67797f2475", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-07 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `boxed`
[INFO] [stdout]   --> src/high.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "04b7cbe7321873b6079ddcf61d02f3473bf9be7f39988c25ac12cf67797f2475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b7cbe7321873b6079ddcf61d02f3473bf9be7f39988c25ac12cf67797f2475", kill_on_drop: false }`
[INFO] [stdout] 04b7cbe7321873b6079ddcf61d02f3473bf9be7f39988c25ac12cf67797f2475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362bb4b5b5a7d7bd16587c7c5dceff737ca7749da29794e19b6c59ea2692c722
[INFO] running `Command { std: "docker" "start" "-a" "362bb4b5b5a7d7bd16587c7c5dceff737ca7749da29794e19b6c59ea2692c722", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-07 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `boxed`
[INFO] [stdout]   --> src/high.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "362bb4b5b5a7d7bd16587c7c5dceff737ca7749da29794e19b6c59ea2692c722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362bb4b5b5a7d7bd16587c7c5dceff737ca7749da29794e19b6c59ea2692c722", kill_on_drop: false }`
[INFO] [stdout] 362bb4b5b5a7d7bd16587c7c5dceff737ca7749da29794e19b6c59ea2692c722
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7491c564c90bcfe0d4f5859e1ba871c77457a9359809086e52d84c369f905452
[INFO] running `Command { std: "docker" "start" "-a" "7491c564c90bcfe0d4f5859e1ba871c77457a9359809086e52d84c369f905452", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `boxed`
[INFO] [stderr]   --> src/high.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn boxed(fns: Fns<R>) -> Box<Self> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-07` (bin "rust-07" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_07-d2457e018f9ce358)
[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" "7491c564c90bcfe0d4f5859e1ba871c77457a9359809086e52d84c369f905452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7491c564c90bcfe0d4f5859e1ba871c77457a9359809086e52d84c369f905452", kill_on_drop: false }`
[INFO] [stdout] 7491c564c90bcfe0d4f5859e1ba871c77457a9359809086e52d84c369f905452