[INFO] cloning repository https://github.com/cclark31415/countdown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cclark31415/countdown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcclark31415%2Fcountdown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcclark31415%2Fcountdown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f00876df2e1f5d94efe9d91ca8b1ef35ab70b82d
[INFO] building cclark31415/countdown against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcclark31415%2Fcountdown" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cclark31415/countdown
[INFO] finished tweaking git repo https://github.com/cclark31415/countdown
[INFO] tweaked toml for git repo https://github.com/cclark31415/countdown written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cclark31415/countdown on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cclark31415/countdown already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded schedule_recv v0.1.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.58
[INFO] [stderr]   Downloaded thiserror v1.0.58
[INFO] [stderr]   Downloaded terminfo v0.8.0
[INFO] [stderr]   Downloaded clearscreen v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7529db728db86294196aebbac37da903c6f6b91f629c1ad493d2bd9794ff4982
[INFO] running `Command { std: "docker" "start" "-a" "7529db728db86294196aebbac37da903c6f6b91f629c1ad493d2bd9794ff4982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7529db728db86294196aebbac37da903c6f6b91f629c1ad493d2bd9794ff4982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7529db728db86294196aebbac37da903c6f6b91f629c1ad493d2bd9794ff4982", kill_on_drop: false }`
[INFO] [stdout] 7529db728db86294196aebbac37da903c6f6b91f629c1ad493d2bd9794ff4982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd906b3e873308a2d32c8d8ba6d932ca43cedea8c12f0fc11223ea3768b7f05f
[INFO] running `Command { std: "docker" "start" "-a" "cd906b3e873308a2d32c8d8ba6d932ca43cedea8c12f0fc11223ea3768b7f05f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling schedule_recv v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling phf_codegen v0.11.2
[INFO] [stderr]    Compiling terminfo v0.8.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling clearscreen v2.0.1
[INFO] [stderr]    Compiling countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "cd906b3e873308a2d32c8d8ba6d932ca43cedea8c12f0fc11223ea3768b7f05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd906b3e873308a2d32c8d8ba6d932ca43cedea8c12f0fc11223ea3768b7f05f", kill_on_drop: false }`
[INFO] [stdout] cd906b3e873308a2d32c8d8ba6d932ca43cedea8c12f0fc11223ea3768b7f05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dddfc2a9c97d9a26b77925f0cd470e0a9538f7f5cd9d328c088f0d01e98c2ba
[INFO] running `Command { std: "docker" "start" "-a" "3dddfc2a9c97d9a26b77925f0cd470e0a9538f7f5cd9d328c088f0d01e98c2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "3dddfc2a9c97d9a26b77925f0cd470e0a9538f7f5cd9d328c088f0d01e98c2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dddfc2a9c97d9a26b77925f0cd470e0a9538f7f5cd9d328c088f0d01e98c2ba", kill_on_drop: false }`
[INFO] [stdout] 3dddfc2a9c97d9a26b77925f0cd470e0a9538f7f5cd9d328c088f0d01e98c2ba