[INFO] fetching crate terbilang 0.1.0...
[INFO] testing terbilang-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate terbilang 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate terbilang 0.1.0 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 crates.io crate terbilang 0.1.0
[INFO] finished tweaking crates.io crate terbilang 0.1.0
[INFO] tweaked toml for crates.io crate terbilang 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b48732062acd731355b89227caa2786fbf7e8a16b6452b33d59226fcda8e158c
[INFO] running `Command { std: "docker" "start" "-a" "b48732062acd731355b89227caa2786fbf7e8a16b6452b33d59226fcda8e158c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b48732062acd731355b89227caa2786fbf7e8a16b6452b33d59226fcda8e158c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b48732062acd731355b89227caa2786fbf7e8a16b6452b33d59226fcda8e158c", kill_on_drop: false }`
[INFO] [stdout] b48732062acd731355b89227caa2786fbf7e8a16b6452b33d59226fcda8e158c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0de3e0995b37c99b245e4f4719e6ab97d268dfeaa90dfdc063e6978d63a76123
[INFO] running `Command { std: "docker" "start" "-a" "0de3e0995b37c99b245e4f4719e6ab97d268dfeaa90dfdc063e6978d63a76123", kill_on_drop: false }`
[INFO] [stderr]    Compiling terbilang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `number`
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     number: T
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.12s
[INFO] running `Command { std: "docker" "inspect" "0de3e0995b37c99b245e4f4719e6ab97d268dfeaa90dfdc063e6978d63a76123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de3e0995b37c99b245e4f4719e6ab97d268dfeaa90dfdc063e6978d63a76123", kill_on_drop: false }`
[INFO] [stdout] 0de3e0995b37c99b245e4f4719e6ab97d268dfeaa90dfdc063e6978d63a76123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] c7c4819ab6f1528f9d2db48e0dab613dde81a3a8859fed6fb62af0b69d6ed5e7
[INFO] running `Command { std: "docker" "start" "-a" "c7c4819ab6f1528f9d2db48e0dab613dde81a3a8859fed6fb62af0b69d6ed5e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: field is never read: `number`
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     number: T
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling terbilang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number`
[INFO] [stdout]  --> src/lib.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     number: T
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.57s
[INFO] running `Command { std: "docker" "inspect" "c7c4819ab6f1528f9d2db48e0dab613dde81a3a8859fed6fb62af0b69d6ed5e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c4819ab6f1528f9d2db48e0dab613dde81a3a8859fed6fb62af0b69d6ed5e7", kill_on_drop: false }`
[INFO] [stdout] c7c4819ab6f1528f9d2db48e0dab613dde81a3a8859fed6fb62af0b69d6ed5e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d10bd912fc5aa4c41d169bd7f84cbc0713b38fd3532bbd71fd2ad1f64ca2b38b
[INFO] running `Command { std: "docker" "start" "-a" "d10bd912fc5aa4c41d169bd7f84cbc0713b38fd3532bbd71fd2ad1f64ca2b38b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `number`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/lib.rs:4:2
[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] 4 |     number: T
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 1 test
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `number`
[INFO] [stderr]  --> src/lib.rs:4:2
[INFO] [stderr]   |
[INFO] [stderr] 4 |     number: T
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/terbilang-fab9bf25d0816f2a)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-7dcf22606aca63af)
[INFO] [stdout] test tests::test_integer ... ok
[INFO] [stderr]    Doc-tests terbilang
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "d10bd912fc5aa4c41d169bd7f84cbc0713b38fd3532bbd71fd2ad1f64ca2b38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10bd912fc5aa4c41d169bd7f84cbc0713b38fd3532bbd71fd2ad1f64ca2b38b", kill_on_drop: false }`
[INFO] [stdout] d10bd912fc5aa4c41d169bd7f84cbc0713b38fd3532bbd71fd2ad1f64ca2b38b