[INFO] cloning repository https://github.com/Cancain/rust_char_count
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cancain/rust_char_count" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCancain%2Frust_char_count", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCancain%2Frust_char_count'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb98892c162c93115c25dd4764e505c67e58016e
[INFO] testing Cancain/rust_char_count against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCancain%2Frust_char_count" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cancain/rust_char_count on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cancain/rust_char_count
[INFO] finished tweaking git repo https://github.com/Cancain/rust_char_count
[INFO] tweaked toml for git repo https://github.com/Cancain/rust_char_count written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Cancain/rust_char_count already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3459b77144d9876f27ac64464376be21feecb5b902d8e19b6b2402ddd9acd3d
[INFO] running `Command { std: "docker" "start" "-a" "b3459b77144d9876f27ac64464376be21feecb5b902d8e19b6b2402ddd9acd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3459b77144d9876f27ac64464376be21feecb5b902d8e19b6b2402ddd9acd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3459b77144d9876f27ac64464376be21feecb5b902d8e19b6b2402ddd9acd3d", kill_on_drop: false }`
[INFO] [stdout] b3459b77144d9876f27ac64464376be21feecb5b902d8e19b6b2402ddd9acd3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0846ec0cad78fc1e860d98d9baf9a60e98b0318f444cefcc44bf9a65c8ef4666
[INFO] running `Command { std: "docker" "start" "-a" "0846ec0cad78fc1e860d98d9baf9a60e98b0318f444cefcc44bf9a65c8ef4666", kill_on_drop: false }`
[INFO] [stderr]    Compiling how_many_characters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "0846ec0cad78fc1e860d98d9baf9a60e98b0318f444cefcc44bf9a65c8ef4666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0846ec0cad78fc1e860d98d9baf9a60e98b0318f444cefcc44bf9a65c8ef4666", kill_on_drop: false }`
[INFO] [stdout] 0846ec0cad78fc1e860d98d9baf9a60e98b0318f444cefcc44bf9a65c8ef4666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1850e3145f9f31ba4c7fc87d0ca9b4e30342d79d5a8006433a2d8af15734ede3
[INFO] running `Command { std: "docker" "start" "-a" "1850e3145f9f31ba4c7fc87d0ca9b4e30342d79d5a8006433a2d8af15734ede3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling how_many_characters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/how_many_characters-eb077f65132e97b6)
[INFO] running `Command { std: "docker" "inspect" "1850e3145f9f31ba4c7fc87d0ca9b4e30342d79d5a8006433a2d8af15734ede3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1850e3145f9f31ba4c7fc87d0ca9b4e30342d79d5a8006433a2d8af15734ede3", kill_on_drop: false }`
[INFO] [stdout] 1850e3145f9f31ba4c7fc87d0ca9b4e30342d79d5a8006433a2d8af15734ede3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a637b9b1c9cc1a14aeeb5deb576fab6bfffa44fa105d43d9ee64c1a62378c901
[INFO] running `Command { std: "docker" "start" "-a" "a637b9b1c9cc1a14aeeb5deb576fab6bfffa44fa105d43d9ee64c1a62378c901", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/how_many_characters-eb077f65132e97b6)
[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" "a637b9b1c9cc1a14aeeb5deb576fab6bfffa44fa105d43d9ee64c1a62378c901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a637b9b1c9cc1a14aeeb5deb576fab6bfffa44fa105d43d9ee64c1a62378c901", kill_on_drop: false }`
[INFO] [stdout] a637b9b1c9cc1a14aeeb5deb576fab6bfffa44fa105d43d9ee64c1a62378c901