[INFO] cloning repository https://github.com/maxilevi/taller-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxilevi/taller-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxilevi%2Ftaller-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxilevi%2Ftaller-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b3d541fa2f7c84bfa7f7382383cdc2f9717e9d1
[INFO] testing maxilevi/taller-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxilevi%2Ftaller-rust" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxilevi/taller-rust 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/maxilevi/taller-rust
[INFO] finished tweaking git repo https://github.com/maxilevi/taller-rust
[INFO] tweaked toml for git repo https://github.com/maxilevi/taller-rust written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/maxilevi/taller-rust 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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 3778c8206591aa0bfcf9a9b3b11acf429c2b0039fae9417934b6291676fcb8a4
[INFO] running `Command { std: "docker" "start" "-a" "3778c8206591aa0bfcf9a9b3b11acf429c2b0039fae9417934b6291676fcb8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3778c8206591aa0bfcf9a9b3b11acf429c2b0039fae9417934b6291676fcb8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3778c8206591aa0bfcf9a9b3b11acf429c2b0039fae9417934b6291676fcb8a4", kill_on_drop: false }`
[INFO] [stdout] 3778c8206591aa0bfcf9a9b3b11acf429c2b0039fae9417934b6291676fcb8a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 5825882b489b1ae27297ffb1b274887d702069cf0ac073ce29a228766b608b55
[INFO] running `Command { std: "docker" "start" "-a" "5825882b489b1ae27297ffb1b274887d702069cf0ac073ce29a228766b608b55", kill_on_drop: false }`
[INFO] [stderr]    Compiling taller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::JoinHandle`
[INFO] [stdout]  --> src/threadpool.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::JoinHandle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.98s
[INFO] running `Command { std: "docker" "inspect" "5825882b489b1ae27297ffb1b274887d702069cf0ac073ce29a228766b608b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5825882b489b1ae27297ffb1b274887d702069cf0ac073ce29a228766b608b55", kill_on_drop: false }`
[INFO] [stdout] 5825882b489b1ae27297ffb1b274887d702069cf0ac073ce29a228766b608b55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] d71d6d4e72654367e9a84d4ba3c7cb9a2ce4b1dab55c88bad88b54164abf8932
[INFO] running `Command { std: "docker" "start" "-a" "d71d6d4e72654367e9a84d4ba3c7cb9a2ce4b1dab55c88bad88b54164abf8932", kill_on_drop: false }`
[INFO] [stderr]    Compiling taller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread::JoinHandle`
[INFO] [stdout]  --> src/threadpool.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::thread::JoinHandle;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "d71d6d4e72654367e9a84d4ba3c7cb9a2ce4b1dab55c88bad88b54164abf8932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71d6d4e72654367e9a84d4ba3c7cb9a2ce4b1dab55c88bad88b54164abf8932", kill_on_drop: false }`
[INFO] [stdout] d71d6d4e72654367e9a84d4ba3c7cb9a2ce4b1dab55c88bad88b54164abf8932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 2be6f4d657b3758614274475b158f564f3d779a7c3de5407911cb78a334d185b
[INFO] running `Command { std: "docker" "start" "-a" "2be6f4d657b3758614274475b158f564f3d779a7c3de5407911cb78a334d185b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::thread::JoinHandle`
[INFO] [stderr]  --> src/threadpool.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::thread::JoinHandle;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `taller` (bin "taller" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/taller-df46a0b6026cd498)
[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" "2be6f4d657b3758614274475b158f564f3d779a7c3de5407911cb78a334d185b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be6f4d657b3758614274475b158f564f3d779a7c3de5407911cb78a334d185b", kill_on_drop: false }`
[INFO] [stdout] 2be6f4d657b3758614274475b158f564f3d779a7c3de5407911cb78a334d185b