[INFO] cloning repository https://github.com/jacobrosenthal/cargo-uf2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobrosenthal/cargo-uf2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85dab52477d9a74676c9f102eb895cc575d77ceb
[INFO] testing jacobrosenthal/cargo-uf2 against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fcargo-uf2" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacobrosenthal/cargo-uf2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jacobrosenthal/cargo-uf2
[INFO] finished tweaking git repo https://github.com/jacobrosenthal/cargo-uf2
[INFO] tweaked toml for git repo https://github.com/jacobrosenthal/cargo-uf2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jacobrosenthal/cargo-uf2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/jacobrosenthal/uf2-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-cfg v0.4.0
[INFO] [stderr]   Downloaded hexdump v0.1.0
[INFO] [stderr]   Downloaded cargo-project v0.2.3
[INFO] [stderr]   Downloaded crc-any v2.2.3
[INFO] [stderr]   Downloaded hidapi v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ea5eeba68780faa8a33873e54dcee95d32859c1543606c86c6e549b906519d0c
[INFO] running `Command { std: "docker" "start" "-a" "ea5eeba68780faa8a33873e54dcee95d32859c1543606c86c6e549b906519d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea5eeba68780faa8a33873e54dcee95d32859c1543606c86c6e549b906519d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5eeba68780faa8a33873e54dcee95d32859c1543606c86c6e549b906519d0c", kill_on_drop: false }`
[INFO] [stdout] ea5eeba68780faa8a33873e54dcee95d32859c1543606c86c6e549b906519d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6024cc8fc69f31918d44f38c2465c5dc37ceed0632999f94a2801b00e35cacfb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6024cc8fc69f31918d44f38c2465c5dc37ceed0632999f94a2801b00e35cacfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling crc-any v2.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling hexdump v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling goblin v0.0.24
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling uf2 v0.1.0 (https://github.com/jacobrosenthal/uf2-rs?rev=7a7412aac538852f5aa44f652fee7acda47879a1#7a7412aa)
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling cargo-project v0.2.3
[INFO] [stderr]    Compiling cargo-uf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "6024cc8fc69f31918d44f38c2465c5dc37ceed0632999f94a2801b00e35cacfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6024cc8fc69f31918d44f38c2465c5dc37ceed0632999f94a2801b00e35cacfb", kill_on_drop: false }`
[INFO] [stdout] 6024cc8fc69f31918d44f38c2465c5dc37ceed0632999f94a2801b00e35cacfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e1be758453ef2d40d9c879160c56815ca95f8bc1d4510dcd04b2cdeaffbe15b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e1be758453ef2d40d9c879160c56815ca95f8bc1d4510dcd04b2cdeaffbe15b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-uf2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "5e1be758453ef2d40d9c879160c56815ca95f8bc1d4510dcd04b2cdeaffbe15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e1be758453ef2d40d9c879160c56815ca95f8bc1d4510dcd04b2cdeaffbe15b", kill_on_drop: false }`
[INFO] [stdout] 5e1be758453ef2d40d9c879160c56815ca95f8bc1d4510dcd04b2cdeaffbe15b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e350502882f7afd59eec6b09fc2bb03828b90a7e77425b4e750b2fb672b51ff6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e350502882f7afd59eec6b09fc2bb03828b90a7e77425b4e750b2fb672b51ff6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_uf2-3a6e77a678252628
[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" "e350502882f7afd59eec6b09fc2bb03828b90a7e77425b4e750b2fb672b51ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e350502882f7afd59eec6b09fc2bb03828b90a7e77425b4e750b2fb672b51ff6", kill_on_drop: false }`
[INFO] [stdout] e350502882f7afd59eec6b09fc2bb03828b90a7e77425b4e750b2fb672b51ff6