[INFO] cloning repository https://github.com/elusive/rust_prime_sieve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elusive/rust_prime_sieve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felusive%2Frust_prime_sieve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felusive%2Frust_prime_sieve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b5026ce49d99e29b4551d393b3bb140f515f36f
[INFO] testing elusive/rust_prime_sieve against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felusive%2Frust_prime_sieve" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elusive/rust_prime_sieve 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/elusive/rust_prime_sieve
[INFO] finished tweaking git repo https://github.com/elusive/rust_prime_sieve
[INFO] tweaked toml for git repo https://github.com/elusive/rust_prime_sieve written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/elusive/rust_prime_sieve 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]  Downloading crates ...
[INFO] [stderr]   Downloaded stopwatch v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] e239513d99fe21b176f387711d2327a8f3f76b78665e132ac3bf37ae54db2d11
[INFO] running `Command { std: "docker" "start" "-a" "e239513d99fe21b176f387711d2327a8f3f76b78665e132ac3bf37ae54db2d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e239513d99fe21b176f387711d2327a8f3f76b78665e132ac3bf37ae54db2d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e239513d99fe21b176f387711d2327a8f3f76b78665e132ac3bf37ae54db2d11", kill_on_drop: false }`
[INFO] [stdout] e239513d99fe21b176f387711d2327a8f3f76b78665e132ac3bf37ae54db2d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] bf235b9633115023dd7ceb813d688e1cc691aa11ef72054f1a69cbdd6e52b65e
[INFO] running `Command { std: "docker" "start" "-a" "bf235b9633115023dd7ceb813d688e1cc691aa11ef72054f1a69cbdd6e52b65e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling stopwatch v0.0.7
[INFO] [stderr]    Compiling primes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `primeCount` should have a snake case name
[INFO] [stdout]  --> src/engine.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut primeCount = 0;
[INFO] [stdout]   |             ^^^^^^^^^^ help: convert the identifier to snake case: `prime_count`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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 12.05s
[INFO] running `Command { std: "docker" "inspect" "bf235b9633115023dd7ceb813d688e1cc691aa11ef72054f1a69cbdd6e52b65e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf235b9633115023dd7ceb813d688e1cc691aa11ef72054f1a69cbdd6e52b65e", kill_on_drop: false }`
[INFO] [stdout] bf235b9633115023dd7ceb813d688e1cc691aa11ef72054f1a69cbdd6e52b65e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] b27a30b97268e55dbc0655c1593dc8324fa44286980c6eddb4afdb155dd37875
[INFO] running `Command { std: "docker" "start" "-a" "b27a30b97268e55dbc0655c1593dc8324fa44286980c6eddb4afdb155dd37875", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling primes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `primeCount` should have a snake case name
[INFO] [stdout]  --> src/engine.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut primeCount = 0;
[INFO] [stdout]   |             ^^^^^^^^^^ help: convert the identifier to snake case: `prime_count`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` 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 1.64s
[INFO] running `Command { std: "docker" "inspect" "b27a30b97268e55dbc0655c1593dc8324fa44286980c6eddb4afdb155dd37875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27a30b97268e55dbc0655c1593dc8324fa44286980c6eddb4afdb155dd37875", kill_on_drop: false }`
[INFO] [stdout] b27a30b97268e55dbc0655c1593dc8324fa44286980c6eddb4afdb155dd37875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] a4577f2d2fdf1b8a3bd3e088291f8a90d8cdddc23e9629836cd3f2ebffcfa690
[INFO] running `Command { std: "docker" "start" "-a" "a4577f2d2fdf1b8a3bd3e088291f8a90d8cdddc23e9629836cd3f2ebffcfa690", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable `primeCount` should have a snake case name
[INFO] [stderr]  --> src/engine.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut primeCount = 0;
[INFO] [stderr]   |             ^^^^^^^^^^ help: convert the identifier to snake case: `prime_count`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `primes` (bin "primes" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/primes-da67abf95272015a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test engine::tests::test_primes_returns_expected_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4577f2d2fdf1b8a3bd3e088291f8a90d8cdddc23e9629836cd3f2ebffcfa690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4577f2d2fdf1b8a3bd3e088291f8a90d8cdddc23e9629836cd3f2ebffcfa690", kill_on_drop: false }`
[INFO] [stdout] a4577f2d2fdf1b8a3bd3e088291f8a90d8cdddc23e9629836cd3f2ebffcfa690