[INFO] cloning repository https://github.com/firednerve/calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/firednerve/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirednerve%2Fcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirednerve%2Fcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87aa34f9e268b54a1a7293dbf616f25e206fdf2b
[INFO] testing firednerve/calc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirednerve%2Fcalc" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/firednerve/calc on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/firednerve/calc
[INFO] finished tweaking git repo https://github.com/firednerve/calc
[INFO] tweaked toml for git repo https://github.com/firednerve/calc written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/firednerve/calc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0369ed6dd1b134d6eeb5061a7408d1c14bcd33b475ce2bba9e3e644c72c662a8
[INFO] running `Command { std: "docker" "start" "-a" "0369ed6dd1b134d6eeb5061a7408d1c14bcd33b475ce2bba9e3e644c72c662a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0369ed6dd1b134d6eeb5061a7408d1c14bcd33b475ce2bba9e3e644c72c662a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0369ed6dd1b134d6eeb5061a7408d1c14bcd33b475ce2bba9e3e644c72c662a8", kill_on_drop: false }`
[INFO] [stdout] 0369ed6dd1b134d6eeb5061a7408d1c14bcd33b475ce2bba9e3e644c72c662a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dcdabb7cd3f88494086fe430d53a3cfbac7a593fd5ee667dec80a25d63ec1d1
[INFO] running `Command { std: "docker" "start" "-a" "4dcdabb7cd3f88494086fe430d53a3cfbac7a593fd5ee667dec80a25d63ec1d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `decimal` is never read
[INFO] [stdout]    --> src/main.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut  decimal = "";
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4dcdabb7cd3f88494086fe430d53a3cfbac7a593fd5ee667dec80a25d63ec1d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dcdabb7cd3f88494086fe430d53a3cfbac7a593fd5ee667dec80a25d63ec1d1", kill_on_drop: false }`
[INFO] [stdout] 4dcdabb7cd3f88494086fe430d53a3cfbac7a593fd5ee667dec80a25d63ec1d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f14c9cb23529ed342b5c3b0d99f5b94550ff90ac600ace1cc80a88a90800a409
[INFO] running `Command { std: "docker" "start" "-a" "f14c9cb23529ed342b5c3b0d99f5b94550ff90ac600ace1cc80a88a90800a409", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `decimal` is never read
[INFO] [stdout]    --> src/main.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let mut  decimal = "";
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "f14c9cb23529ed342b5c3b0d99f5b94550ff90ac600ace1cc80a88a90800a409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14c9cb23529ed342b5c3b0d99f5b94550ff90ac600ace1cc80a88a90800a409", kill_on_drop: false }`
[INFO] [stdout] f14c9cb23529ed342b5c3b0d99f5b94550ff90ac600ace1cc80a88a90800a409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a940a258e7ea084862872dfffbaef02fa74a36cd3edc659abd0bf7ef95d58910
[INFO] running `Command { std: "docker" "start" "-a" "a940a258e7ea084862872dfffbaef02fa74a36cd3edc659abd0bf7ef95d58910", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `decimal` is never read
[INFO] [stderr]    --> src/main.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let mut  decimal = "";
[INFO] [stderr]     |              ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `calc` (bin "calc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calc-b5af28d73fda113f)
[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" "a940a258e7ea084862872dfffbaef02fa74a36cd3edc659abd0bf7ef95d58910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a940a258e7ea084862872dfffbaef02fa74a36cd3edc659abd0bf7ef95d58910", kill_on_drop: false }`
[INFO] [stdout] a940a258e7ea084862872dfffbaef02fa74a36cd3edc659abd0bf7ef95d58910