[INFO] cloning repository https://github.com/ganesh47/rust-musings-101
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ganesh47/rust-musings-101" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganesh47%2Frust-musings-101", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganesh47%2Frust-musings-101'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 790b93a03063667969a8d294382bafcce8a4fb1e
[INFO] testing ganesh47/rust-musings-101 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganesh47%2Frust-musings-101" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ganesh47/rust-musings-101 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ganesh47/rust-musings-101
[INFO] finished tweaking git repo https://github.com/ganesh47/rust-musings-101
[INFO] tweaked toml for git repo https://github.com/ganesh47/rust-musings-101 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/ganesh47/rust-musings-101 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309e8e7fe6568e222e07d2e8a79f89c4e1fdd6682df5b4e818831001db8a8b40
[INFO] running `Command { std: "docker" "start" "-a" "309e8e7fe6568e222e07d2e8a79f89c4e1fdd6682df5b4e818831001db8a8b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309e8e7fe6568e222e07d2e8a79f89c4e1fdd6682df5b4e818831001db8a8b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309e8e7fe6568e222e07d2e8a79f89c4e1fdd6682df5b4e818831001db8a8b40", kill_on_drop: false }`
[INFO] [stdout] 309e8e7fe6568e222e07d2e8a79f89c4e1fdd6682df5b4e818831001db8a8b40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a06913ba8b6168f71d23707ff2dadb2978f0fc2c05aa96f0889c99a0c0b7773c
[INFO] running `Command { std: "docker" "start" "-a" "a06913ba8b6168f71d23707ff2dadb2978f0fc2c05aa96f0889c99a0c0b7773c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.4
[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 rust-musings-101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.34s
[INFO] running `Command { std: "docker" "inspect" "a06913ba8b6168f71d23707ff2dadb2978f0fc2c05aa96f0889c99a0c0b7773c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06913ba8b6168f71d23707ff2dadb2978f0fc2c05aa96f0889c99a0c0b7773c", kill_on_drop: false }`
[INFO] [stdout] a06913ba8b6168f71d23707ff2dadb2978f0fc2c05aa96f0889c99a0c0b7773c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43fea1dafd28712df5f7605cf52e2c25e9a9e9e88921e8e8664e7a9737ab650b
[INFO] running `Command { std: "docker" "start" "-a" "43fea1dafd28712df5f7605cf52e2c25e9a9e9e88921e8e8664e7a9737ab650b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-musings-101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "43fea1dafd28712df5f7605cf52e2c25e9a9e9e88921e8e8664e7a9737ab650b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43fea1dafd28712df5f7605cf52e2c25e9a9e9e88921e8e8664e7a9737ab650b", kill_on_drop: false }`
[INFO] [stdout] 43fea1dafd28712df5f7605cf52e2c25e9a9e9e88921e8e8664e7a9737ab650b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 554c8774d284e19871dffb64c8fb88515e0f8e6fea42a7aeef3ca500c68f6abb
[INFO] running `Command { std: "docker" "start" "-a" "554c8774d284e19871dffb64c8fb88515e0f8e6fea42a7aeef3ca500c68f6abb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_musings_101-e5dedbc72b5568c2)
[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" "554c8774d284e19871dffb64c8fb88515e0f8e6fea42a7aeef3ca500c68f6abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554c8774d284e19871dffb64c8fb88515e0f8e6fea42a7aeef3ca500c68f6abb", kill_on_drop: false }`
[INFO] [stdout] 554c8774d284e19871dffb64c8fb88515e0f8e6fea42a7aeef3ca500c68f6abb