[INFO] fetching crate kctf-pow 1.2.0...
[INFO] testing kctf-pow-1.2.0 against try#61cd42370816fd135c0f3b9debf2f5dfcf194594 for pr-98839
[INFO] extracting crate kctf-pow 1.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kctf-pow 1.2.0 on toolchain 61cd42370816fd135c0f3b9debf2f5dfcf194594
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kctf-pow 1.2.0
[INFO] finished tweaking crates.io crate kctf-pow 1.2.0
[INFO] tweaked toml for crates.io crate kctf-pow 1.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate kctf-pow 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bcf6ca8d59b2d06a9b37cda824b127a2d11a9cc2d9000673dd99084f35f8282
[INFO] running `Command { std: "docker" "start" "-a" "5bcf6ca8d59b2d06a9b37cda824b127a2d11a9cc2d9000673dd99084f35f8282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bcf6ca8d59b2d06a9b37cda824b127a2d11a9cc2d9000673dd99084f35f8282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bcf6ca8d59b2d06a9b37cda824b127a2d11a9cc2d9000673dd99084f35f8282", kill_on_drop: false }`
[INFO] [stdout] 5bcf6ca8d59b2d06a9b37cda824b127a2d11a9cc2d9000673dd99084f35f8282
[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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6927360aa9ac7b40ccb312f28fc0d7c922aff62fe25df8a2ffe0eb4773e3982b
[INFO] running `Command { std: "docker" "start" "-a" "6927360aa9ac7b40ccb312f28fc0d7c922aff62fe25df8a2ffe0eb4773e3982b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling kctf-pow v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 03s
[INFO] running `Command { std: "docker" "inspect" "6927360aa9ac7b40ccb312f28fc0d7c922aff62fe25df8a2ffe0eb4773e3982b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6927360aa9ac7b40ccb312f28fc0d7c922aff62fe25df8a2ffe0eb4773e3982b", kill_on_drop: false }`
[INFO] [stdout] 6927360aa9ac7b40ccb312f28fc0d7c922aff62fe25df8a2ffe0eb4773e3982b
[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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eda8be9b0f4e499222001e9693c16bb58209c7e60a6ea2e5a8a183eb21973b31
[INFO] running `Command { std: "docker" "start" "-a" "eda8be9b0f4e499222001e9693c16bb58209c7e60a6ea2e5a8a183eb21973b31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kctf-pow v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "eda8be9b0f4e499222001e9693c16bb58209c7e60a6ea2e5a8a183eb21973b31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda8be9b0f4e499222001e9693c16bb58209c7e60a6ea2e5a8a183eb21973b31", kill_on_drop: false }`
[INFO] [stdout] eda8be9b0f4e499222001e9693c16bb58209c7e60a6ea2e5a8a183eb21973b31
[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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+61cd42370816fd135c0f3b9debf2f5dfcf194594" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93489bb8f135042f362afd25ac19751079a1bc13da6d1b4a754486d22fa63ff3
[INFO] running `Command { std: "docker" "start" "-a" "93489bb8f135042f362afd25ac19751079a1bc13da6d1b4a754486d22fa63ff3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kctf_pow-c423c219d9af63cc)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kctf_pow-829e7d75dbaf3dca)
[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] [stderr]    Doc-tests kctf_pow
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 2) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "93489bb8f135042f362afd25ac19751079a1bc13da6d1b4a754486d22fa63ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93489bb8f135042f362afd25ac19751079a1bc13da6d1b4a754486d22fa63ff3", kill_on_drop: false }`
[INFO] [stdout] 93489bb8f135042f362afd25ac19751079a1bc13da6d1b4a754486d22fa63ff3