[INFO] cloning repository https://github.com/10mone/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/10mone/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10mone%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10mone%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b56cec4e4dfd59511c9a120ff7d21877ef70272
[INFO] testing 10mone/calculator against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F10mone%2Fcalculator" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/10mone/calculator on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/10mone/calculator
[INFO] finished tweaking git repo https://github.com/10mone/calculator
[INFO] tweaked toml for git repo https://github.com/10mone/calculator written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/10mone/calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0aed715d638a01560f8b51b2635afd4d1ae4fc4f01ae3ae18657bfd7374fd764
[INFO] running `Command { std: "docker" "start" "-a" "0aed715d638a01560f8b51b2635afd4d1ae4fc4f01ae3ae18657bfd7374fd764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aed715d638a01560f8b51b2635afd4d1ae4fc4f01ae3ae18657bfd7374fd764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aed715d638a01560f8b51b2635afd4d1ae4fc4f01ae3ae18657bfd7374fd764", kill_on_drop: false }`
[INFO] [stdout] 0aed715d638a01560f8b51b2635afd4d1ae4fc4f01ae3ae18657bfd7374fd764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bbdb5fedf39fbd3ed422c62a6479a77d1a73e1f44ce683d970c07ba229aa14d
[INFO] running `Command { std: "docker" "start" "-a" "1bbdb5fedf39fbd3ed422c62a6479a77d1a73e1f44ce683d970c07ba229aa14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `input_rev` is never read
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut input_rev: Vec<char> = Vec::new();
[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 0.88s
[INFO] running `Command { std: "docker" "inspect" "1bbdb5fedf39fbd3ed422c62a6479a77d1a73e1f44ce683d970c07ba229aa14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bbdb5fedf39fbd3ed422c62a6479a77d1a73e1f44ce683d970c07ba229aa14d", kill_on_drop: false }`
[INFO] [stdout] 1bbdb5fedf39fbd3ed422c62a6479a77d1a73e1f44ce683d970c07ba229aa14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ef65cc61a7f653934f9b3fbc40bf5217646901d9f4bb88e76dfa9e86a69231e
[INFO] running `Command { std: "docker" "start" "-a" "6ef65cc61a7f653934f9b3fbc40bf5217646901d9f4bb88e76dfa9e86a69231e", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `input_rev` is never read
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut input_rev: Vec<char> = Vec::new();
[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 0.58s
[INFO] running `Command { std: "docker" "inspect" "6ef65cc61a7f653934f9b3fbc40bf5217646901d9f4bb88e76dfa9e86a69231e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef65cc61a7f653934f9b3fbc40bf5217646901d9f4bb88e76dfa9e86a69231e", kill_on_drop: false }`
[INFO] [stdout] 6ef65cc61a7f653934f9b3fbc40bf5217646901d9f4bb88e76dfa9e86a69231e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 895e962e81eb15a79e2e4006319b0032837fd3ad73a61455e3a1a71ae5d5fc09
[INFO] running `Command { std: "docker" "start" "-a" "895e962e81eb15a79e2e4006319b0032837fd3ad73a61455e3a1a71ae5d5fc09", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `input_rev` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:33:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 33 |     let mut input_rev: Vec<char> = Vec::new();
[INFO] [stdout] 
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator-f19e809b9a26752e)
[INFO] running `Command { std: "docker" "inspect" "895e962e81eb15a79e2e4006319b0032837fd3ad73a61455e3a1a71ae5d5fc09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "895e962e81eb15a79e2e4006319b0032837fd3ad73a61455e3a1a71ae5d5fc09", kill_on_drop: false }`
[INFO] [stdout] 895e962e81eb15a79e2e4006319b0032837fd3ad73a61455e3a1a71ae5d5fc09