[INFO] cloning repository https://github.com/ottobrown/read
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ottobrown/read" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottobrown%2Fread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottobrown%2Fread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa802ebb291e42f6483822fbae75d75fe68b3fb3
[INFO] testing ottobrown/read against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fottobrown%2Fread" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ottobrown/read on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ottobrown/read
[INFO] finished tweaking git repo https://github.com/ottobrown/read
[INFO] tweaked toml for git repo https://github.com/ottobrown/read written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/ottobrown/read already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09652e4a54cb37dff18f28d966431c6bdf36851592b09ad1607d85b54bc6ddf6
[INFO] running `Command { std: "docker" "start" "-a" "09652e4a54cb37dff18f28d966431c6bdf36851592b09ad1607d85b54bc6ddf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09652e4a54cb37dff18f28d966431c6bdf36851592b09ad1607d85b54bc6ddf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09652e4a54cb37dff18f28d966431c6bdf36851592b09ad1607d85b54bc6ddf6", kill_on_drop: false }`
[INFO] [stdout] 09652e4a54cb37dff18f28d966431c6bdf36851592b09ad1607d85b54bc6ddf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69eed41241780b38386b4dfb9d4f67a454b1e2f13502431903a9bb6df975b3d7
[INFO] running `Command { std: "docker" "start" "-a" "69eed41241780b38386b4dfb9d4f67a454b1e2f13502431903a9bb6df975b3d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling read v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "69eed41241780b38386b4dfb9d4f67a454b1e2f13502431903a9bb6df975b3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69eed41241780b38386b4dfb9d4f67a454b1e2f13502431903a9bb6df975b3d7", kill_on_drop: false }`
[INFO] [stdout] 69eed41241780b38386b4dfb9d4f67a454b1e2f13502431903a9bb6df975b3d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed32f525bf7d15aff7c73d341dfc85de1f48bf80a97cd0a92b58814820e34373
[INFO] running `Command { std: "docker" "start" "-a" "ed32f525bf7d15aff7c73d341dfc85de1f48bf80a97cd0a92b58814820e34373", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling read v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "ed32f525bf7d15aff7c73d341dfc85de1f48bf80a97cd0a92b58814820e34373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed32f525bf7d15aff7c73d341dfc85de1f48bf80a97cd0a92b58814820e34373", kill_on_drop: false }`
[INFO] [stdout] ed32f525bf7d15aff7c73d341dfc85de1f48bf80a97cd0a92b58814820e34373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55af5e2ef87af77142b95c2556578402503040a6352353c4d9f63a11459e0bcf
[INFO] running `Command { std: "docker" "start" "-a" "55af5e2ef87af77142b95c2556578402503040a6352353c4d9f63a11459e0bcf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/read-d023383253d59564)
[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" "55af5e2ef87af77142b95c2556578402503040a6352353c4d9f63a11459e0bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55af5e2ef87af77142b95c2556578402503040a6352353c4d9f63a11459e0bcf", kill_on_drop: false }`
[INFO] [stdout] 55af5e2ef87af77142b95c2556578402503040a6352353c4d9f63a11459e0bcf