[INFO] fetching crate num-width 0.1.0...
[INFO] testing num-width-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate num-width 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate num-width 0.1.0
[INFO] finished tweaking crates.io crate num-width 0.1.0
[INFO] tweaked toml for crates.io crate num-width 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate num-width 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5c215160197c9886337150ea7da893fc2810df01275e612815ba4fb808c43a4
[INFO] running `Command { std: "docker" "start" "-a" "e5c215160197c9886337150ea7da893fc2810df01275e612815ba4fb808c43a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5c215160197c9886337150ea7da893fc2810df01275e612815ba4fb808c43a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c215160197c9886337150ea7da893fc2810df01275e612815ba4fb808c43a4", kill_on_drop: false }`
[INFO] [stdout] e5c215160197c9886337150ea7da893fc2810df01275e612815ba4fb808c43a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 832f6ccd5c37a19b2999efff26a3a7ea6263ae6286c5677872a03f7aba44ddfd
[INFO] running `Command { std: "docker" "start" "-a" "832f6ccd5c37a19b2999efff26a3a7ea6263ae6286c5677872a03f7aba44ddfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-width v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "832f6ccd5c37a19b2999efff26a3a7ea6263ae6286c5677872a03f7aba44ddfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832f6ccd5c37a19b2999efff26a3a7ea6263ae6286c5677872a03f7aba44ddfd", kill_on_drop: false }`
[INFO] [stdout] 832f6ccd5c37a19b2999efff26a3a7ea6263ae6286c5677872a03f7aba44ddfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1445176c7d373062a7dbee2285eb9ba37e18278044fe8a659989102e719bab8
[INFO] running `Command { std: "docker" "start" "-a" "a1445176c7d373062a7dbee2285eb9ba37e18278044fe8a659989102e719bab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-width v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a1445176c7d373062a7dbee2285eb9ba37e18278044fe8a659989102e719bab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1445176c7d373062a7dbee2285eb9ba37e18278044fe8a659989102e719bab8", kill_on_drop: false }`
[INFO] [stdout] a1445176c7d373062a7dbee2285eb9ba37e18278044fe8a659989102e719bab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fab32ee82881025932511815d4a8ae6559ef5081a92785f3d185f5657de08f08
[INFO] running `Command { std: "docker" "start" "-a" "fab32ee82881025932511815d4a8ae6559ef5081a92785f3d185f5657de08f08", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/num_width-e4738b55b94407b7)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test can_determine_width_i32 ... ok
[INFO] [stdout] test can_determine_width_i64 ... ok
[INFO] [stdout] test can_determine_width_u32 ... ok
[INFO] [stdout] test can_determine_width_u64 ... ok
[INFO] [stdout] test can_determine_width_u8 ... ok
[INFO] [stdout] test test_digit_count ... ok
[INFO] [stdout] test test_signed_digit_count ... ok
[INFO] [stdout] test can_determine_width_i8 ... ok
[INFO] [stdout] test can_determine_width_i16 ... ok
[INFO] [stdout] test can_determine_width_u16 ... ok
[INFO] [stderr]    Doc-tests num_width
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - NumberWidth::signed_width (line 14) ... ok
[INFO] [stdout] test src/lib.rs - NumberWidth::width (line 50) ... ok
[INFO] [stdout] test src/lib.rs - NumberWidth::signed_width_base (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fab32ee82881025932511815d4a8ae6559ef5081a92785f3d185f5657de08f08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab32ee82881025932511815d4a8ae6559ef5081a92785f3d185f5657de08f08", kill_on_drop: false }`
[INFO] [stdout] fab32ee82881025932511815d4a8ae6559ef5081a92785f3d185f5657de08f08