[INFO] cloning repository https://github.com/archer884/isbn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/archer884/isbn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 838c9902adaeeb9d4c6c3f1ab745fede9caf074f
[INFO] testing archer884/isbn against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farcher884%2Fisbn" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/archer884/isbn on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/archer884/isbn
[INFO] finished tweaking git repo https://github.com/archer884/isbn
[INFO] tweaked toml for git repo https://github.com/archer884/isbn written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/archer884/isbn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08cd6f085514cc01d24c95247fbcd12254a0a91e9b09e42f7d4c8c02694b613f
[INFO] running `Command { std: "docker" "start" "-a" "08cd6f085514cc01d24c95247fbcd12254a0a91e9b09e42f7d4c8c02694b613f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08cd6f085514cc01d24c95247fbcd12254a0a91e9b09e42f7d4c8c02694b613f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cd6f085514cc01d24c95247fbcd12254a0a91e9b09e42f7d4c8c02694b613f", kill_on_drop: false }`
[INFO] [stdout] 08cd6f085514cc01d24c95247fbcd12254a0a91e9b09e42f7d4c8c02694b613f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5c09a5f8f044ac8ebf909c7ee1813e450ccecc432f6aa44b9941a873988d861
[INFO] running `Command { std: "docker" "start" "-a" "b5c09a5f8f044ac8ebf909c7ee1813e450ccecc432f6aa44b9941a873988d861", kill_on_drop: false }`
[INFO] [stderr]    Compiling isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` 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 0.43s
[INFO] running `Command { std: "docker" "inspect" "b5c09a5f8f044ac8ebf909c7ee1813e450ccecc432f6aa44b9941a873988d861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c09a5f8f044ac8ebf909c7ee1813e450ccecc432f6aa44b9941a873988d861", kill_on_drop: false }`
[INFO] [stdout] b5c09a5f8f044ac8ebf909c7ee1813e450ccecc432f6aa44b9941a873988d861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ead0b21048c4750e275118bf135fd19c7d4300c3d909840e876f1fdae588c66e
[INFO] running `Command { std: "docker" "start" "-a" "ead0b21048c4750e275118bf135fd19c7d4300c3d909840e876f1fdae588c66e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling isbn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_arith)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` 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 0.44s
[INFO] running `Command { std: "docker" "inspect" "ead0b21048c4750e275118bf135fd19c7d4300c3d909840e876f1fdae588c66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ead0b21048c4750e275118bf135fd19c7d4300c3d909840e876f1fdae588c66e", kill_on_drop: false }`
[INFO] [stdout] ead0b21048c4750e275118bf135fd19c7d4300c3d909840e876f1fdae588c66e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55a953331c26eeeaf3fadc4fb50f0050aea715e27da5be81504574dd7f06b1af
[INFO] running `Command { std: "docker" "start" "-a" "55a953331c26eeeaf3fadc4fb50f0050aea715e27da5be81504574dd7f06b1af", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] running 4 tests
[INFO] [stderr] warning: the feature `iter_arith` has been stable since 1.11.0 and no longer requires an attribute to enable
[INFO] [stdout] test isbn::tests::isbn_13_good ... ok
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stdout] test isbn::tests::isnb_10_good ... ok
[INFO] [stderr]   |
[INFO] [stdout] test isbn::tests::isbn_10_bad ... ok
[INFO] [stderr] 1 | #![feature(iter_arith)]
[INFO] [stdout] test isbn::tests::isbn_13_bad ... ok
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[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/isbn-99ebb32ed8d2a4dd)
[INFO] running `Command { std: "docker" "inspect" "55a953331c26eeeaf3fadc4fb50f0050aea715e27da5be81504574dd7f06b1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a953331c26eeeaf3fadc4fb50f0050aea715e27da5be81504574dd7f06b1af", kill_on_drop: false }`
[INFO] [stdout] 55a953331c26eeeaf3fadc4fb50f0050aea715e27da5be81504574dd7f06b1af