[INFO] cloning repository https://github.com/amrx101/serde_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amrx101/serde_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrx101%2Fserde_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrx101%2Fserde_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cfdaa3f58052c0d13490e1ae6a398dd49918db4
[INFO] testing amrx101/serde_examples against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famrx101%2Fserde_examples" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amrx101/serde_examples on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amrx101/serde_examples
[INFO] finished tweaking git repo https://github.com/amrx101/serde_examples
[INFO] tweaked toml for git repo https://github.com/amrx101/serde_examples written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/amrx101/serde_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded avro-rs v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b056487efd2e719c1b83e006e5057385c8d1e20e2bac6eb947b216069169806
[INFO] running `Command { std: "docker" "start" "-a" "8b056487efd2e719c1b83e006e5057385c8d1e20e2bac6eb947b216069169806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b056487efd2e719c1b83e006e5057385c8d1e20e2bac6eb947b216069169806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b056487efd2e719c1b83e006e5057385c8d1e20e2bac6eb947b216069169806", kill_on_drop: false }`
[INFO] [stdout] 8b056487efd2e719c1b83e006e5057385c8d1e20e2bac6eb947b216069169806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c59fdb1bd3b8e93f8e3a468b49e0c6dc6b416e17b23413aedd3efdff574cd1
[INFO] running `Command { std: "docker" "start" "-a" "16c59fdb1bd3b8e93f8e3a468b49e0c6dc6b416e17b23413aedd3efdff574cd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling avro-rs v0.6.6
[INFO] [stderr]    Compiling avr_ser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.61s
[INFO] running `Command { std: "docker" "inspect" "16c59fdb1bd3b8e93f8e3a468b49e0c6dc6b416e17b23413aedd3efdff574cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c59fdb1bd3b8e93f8e3a468b49e0c6dc6b416e17b23413aedd3efdff574cd1", kill_on_drop: false }`
[INFO] [stdout] 16c59fdb1bd3b8e93f8e3a468b49e0c6dc6b416e17b23413aedd3efdff574cd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a07301db387d14e2b46b2e17911ec058f6a6d4c30263385d7d758a4639285bb
[INFO] running `Command { std: "docker" "start" "-a" "5a07301db387d14e2b46b2e17911ec058f6a6d4c30263385d7d758a4639285bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling avr_ser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "5a07301db387d14e2b46b2e17911ec058f6a6d4c30263385d7d758a4639285bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a07301db387d14e2b46b2e17911ec058f6a6d4c30263385d7d758a4639285bb", kill_on_drop: false }`
[INFO] [stdout] 5a07301db387d14e2b46b2e17911ec058f6a6d4c30263385d7d758a4639285bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f93344260cfd1600a54663299107d5c4495f0b1df42b6ae7bb5f1944a4bd20a6
[INFO] running `Command { std: "docker" "start" "-a" "f93344260cfd1600a54663299107d5c4495f0b1df42b6ae7bb5f1944a4bd20a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/avr_ser-8af5e827a3193f96)
[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" "f93344260cfd1600a54663299107d5c4495f0b1df42b6ae7bb5f1944a4bd20a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93344260cfd1600a54663299107d5c4495f0b1df42b6ae7bb5f1944a4bd20a6", kill_on_drop: false }`
[INFO] [stdout] f93344260cfd1600a54663299107d5c4495f0b1df42b6ae7bb5f1944a4bd20a6