[INFO] cloning repository https://github.com/zhoulilin0728/rust_tutorial2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhoulilin0728/rust_tutorial2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhoulilin0728%2Frust_tutorial2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhoulilin0728%2Frust_tutorial2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a79fcc7533b94e3052a3d4197cce84c408ade4c
[INFO] testing zhoulilin0728/rust_tutorial2 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%2Fzhoulilin0728%2Frust_tutorial2" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhoulilin0728/rust_tutorial2 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/zhoulilin0728/rust_tutorial2
[INFO] finished tweaking git repo https://github.com/zhoulilin0728/rust_tutorial2
[INFO] tweaked toml for git repo https://github.com/zhoulilin0728/rust_tutorial2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/zhoulilin0728/rust_tutorial2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 76bab5ffba8ee48dafb46492706939450966b569daa50eb2fb5bd8767c0c0426
[INFO] running `Command { std: "docker" "start" "-a" "76bab5ffba8ee48dafb46492706939450966b569daa50eb2fb5bd8767c0c0426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76bab5ffba8ee48dafb46492706939450966b569daa50eb2fb5bd8767c0c0426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76bab5ffba8ee48dafb46492706939450966b569daa50eb2fb5bd8767c0c0426", kill_on_drop: false }`
[INFO] [stdout] 76bab5ffba8ee48dafb46492706939450966b569daa50eb2fb5bd8767c0c0426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 24cc5f0c5f27636e8c8bf130c2b0f7d85934c74ae79f16fdb0d5d06a89db75de
[INFO] running `Command { std: "docker" "start" "-a" "24cc5f0c5f27636e8c8bf130c2b0f7d85934c74ae79f16fdb0d5d06a89db75de", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "24cc5f0c5f27636e8c8bf130c2b0f7d85934c74ae79f16fdb0d5d06a89db75de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24cc5f0c5f27636e8c8bf130c2b0f7d85934c74ae79f16fdb0d5d06a89db75de", kill_on_drop: false }`
[INFO] [stdout] 24cc5f0c5f27636e8c8bf130c2b0f7d85934c74ae79f16fdb0d5d06a89db75de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c92dd566d67765bf6682183797dc68345afcaf8be4d3143ae5eb4937f0f4953f
[INFO] running `Command { std: "docker" "start" "-a" "c92dd566d67765bf6682183797dc68345afcaf8be4d3143ae5eb4937f0f4953f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_cargo-762aea2865690774)
[INFO] running `Command { std: "docker" "inspect" "c92dd566d67765bf6682183797dc68345afcaf8be4d3143ae5eb4937f0f4953f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c92dd566d67765bf6682183797dc68345afcaf8be4d3143ae5eb4937f0f4953f", kill_on_drop: false }`
[INFO] [stdout] c92dd566d67765bf6682183797dc68345afcaf8be4d3143ae5eb4937f0f4953f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 797a8a22965748383c7e638986106c57974ec31da697f968549b72f2cd7a4b90
[INFO] running `Command { std: "docker" "start" "-a" "797a8a22965748383c7e638986106c57974ec31da697f968549b72f2cd7a4b90", 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/hello_cargo-762aea2865690774)
[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" "797a8a22965748383c7e638986106c57974ec31da697f968549b72f2cd7a4b90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797a8a22965748383c7e638986106c57974ec31da697f968549b72f2cd7a4b90", kill_on_drop: false }`
[INFO] [stdout] 797a8a22965748383c7e638986106c57974ec31da697f968549b72f2cd7a4b90