[INFO] cloning repository https://github.com/SebastianPlace/return_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SebastianPlace/return_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastianPlace%2Freturn_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSebastianPlace%2Freturn_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0bc4e21ef6aa092c240966e3803badf6527d047
[INFO] testing SebastianPlace/return_calculator 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%2FSebastianPlace%2Freturn_calculator" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SebastianPlace/return_calculator 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/SebastianPlace/return_calculator
[INFO] finished tweaking git repo https://github.com/SebastianPlace/return_calculator
[INFO] tweaked toml for git repo https://github.com/SebastianPlace/return_calculator written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/SebastianPlace/return_calculator 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 70162aff7bbba4ed1be107d08f7d93349d13873d8b9cdc63604d749a4b5920ba
[INFO] running `Command { std: "docker" "start" "-a" "70162aff7bbba4ed1be107d08f7d93349d13873d8b9cdc63604d749a4b5920ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70162aff7bbba4ed1be107d08f7d93349d13873d8b9cdc63604d749a4b5920ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70162aff7bbba4ed1be107d08f7d93349d13873d8b9cdc63604d749a4b5920ba", kill_on_drop: false }`
[INFO] [stdout] 70162aff7bbba4ed1be107d08f7d93349d13873d8b9cdc63604d749a4b5920ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] aa10eb2feffae5bcd961eed67c94c4c60dd123784119ffa5b7c1ad2b3317d174
[INFO] running `Command { std: "docker" "start" "-a" "aa10eb2feffae5bcd961eed67c94c4c60dd123784119ffa5b7c1ad2b3317d174", kill_on_drop: false }`
[INFO] [stderr]    Compiling return_estimator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "aa10eb2feffae5bcd961eed67c94c4c60dd123784119ffa5b7c1ad2b3317d174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa10eb2feffae5bcd961eed67c94c4c60dd123784119ffa5b7c1ad2b3317d174", kill_on_drop: false }`
[INFO] [stdout] aa10eb2feffae5bcd961eed67c94c4c60dd123784119ffa5b7c1ad2b3317d174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 4d68a80d4ebd79ba6a646356b299d7e436b6f8e9ff5ad5aa276f6c4a3e44c2fa
[INFO] running `Command { std: "docker" "start" "-a" "4d68a80d4ebd79ba6a646356b299d7e436b6f8e9ff5ad5aa276f6c4a3e44c2fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling return_estimator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/return_estimator-5b8e6c0280afe0b8)
[INFO] running `Command { std: "docker" "inspect" "4d68a80d4ebd79ba6a646356b299d7e436b6f8e9ff5ad5aa276f6c4a3e44c2fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d68a80d4ebd79ba6a646356b299d7e436b6f8e9ff5ad5aa276f6c4a3e44c2fa", kill_on_drop: false }`
[INFO] [stdout] 4d68a80d4ebd79ba6a646356b299d7e436b6f8e9ff5ad5aa276f6c4a3e44c2fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] beb7e46464978c00da83911cbce2c43e4048c625ffaac9169d6150dfa0a3ca91
[INFO] running `Command { std: "docker" "start" "-a" "beb7e46464978c00da83911cbce2c43e4048c625ffaac9169d6150dfa0a3ca91", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/return_estimator-5b8e6c0280afe0b8)
[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" "beb7e46464978c00da83911cbce2c43e4048c625ffaac9169d6150dfa0a3ca91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb7e46464978c00da83911cbce2c43e4048c625ffaac9169d6150dfa0a3ca91", kill_on_drop: false }`
[INFO] [stdout] beb7e46464978c00da83911cbce2c43e4048c625ffaac9169d6150dfa0a3ca91