[INFO] cloning repository https://github.com/purluno/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/purluno/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurluno%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpurluno%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c7acfc4a455a543cba0212c4a3a70c9ac79036a
[INFO] testing purluno/rust-examples 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%2Fpurluno%2Frust-examples" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/purluno/rust-examples 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/purluno/rust-examples
[INFO] finished tweaking git repo https://github.com/purluno/rust-examples
[INFO] tweaked toml for git repo https://github.com/purluno/rust-examples written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/purluno/rust-examples 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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 98101edac6fd6f78402ede73a33141019fccf7a7d0c895d02bbd815edc83f173
[INFO] running `Command { std: "docker" "start" "-a" "98101edac6fd6f78402ede73a33141019fccf7a7d0c895d02bbd815edc83f173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98101edac6fd6f78402ede73a33141019fccf7a7d0c895d02bbd815edc83f173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98101edac6fd6f78402ede73a33141019fccf7a7d0c895d02bbd815edc83f173", kill_on_drop: false }`
[INFO] [stdout] 98101edac6fd6f78402ede73a33141019fccf7a7d0c895d02bbd815edc83f173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] e20f7495d15e00d783b31cac4c844d61de9b1abe0dedfbe8b968f32e0748cf4e
[INFO] running `Command { std: "docker" "start" "-a" "e20f7495d15e00d783b31cac4c844d61de9b1abe0dedfbe8b968f32e0748cf4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.35
[INFO] [stderr]    Compiling libc v0.2.16
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: ar: `u' modifier ignored since `D' is the default (see `U')
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "e20f7495d15e00d783b31cac4c844d61de9b1abe0dedfbe8b968f32e0748cf4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20f7495d15e00d783b31cac4c844d61de9b1abe0dedfbe8b968f32e0748cf4e", kill_on_drop: false }`
[INFO] [stdout] e20f7495d15e00d783b31cac4c844d61de9b1abe0dedfbe8b968f32e0748cf4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 777781eddf16f19cfff47780f238e62e9dfd49db4cb05b66fc02c5095686523c
[INFO] running `Command { std: "docker" "start" "-a" "777781eddf16f19cfff47780f238e62e9dfd49db4cb05b66fc02c5095686523c", kill_on_drop: false }`
[INFO] [stderr] warning: ar: `u' modifier ignored since `D' is the default (see `U')
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_examples-931771194e5c20ed)
[INFO] running `Command { std: "docker" "inspect" "777781eddf16f19cfff47780f238e62e9dfd49db4cb05b66fc02c5095686523c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "777781eddf16f19cfff47780f238e62e9dfd49db4cb05b66fc02c5095686523c", kill_on_drop: false }`
[INFO] [stdout] 777781eddf16f19cfff47780f238e62e9dfd49db4cb05b66fc02c5095686523c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 15a722ebb866b9097b4ba3765d33d620d16e353dd9a45513586db992e151c8ed
[INFO] running `Command { std: "docker" "start" "-a" "15a722ebb866b9097b4ba3765d33d620d16e353dd9a45513586db992e151c8ed", kill_on_drop: false }`
[INFO] [stderr] warning: ar: `u' modifier ignored since `D' is the default (see `U')
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_examples-931771194e5c20ed)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15a722ebb866b9097b4ba3765d33d620d16e353dd9a45513586db992e151c8ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a722ebb866b9097b4ba3765d33d620d16e353dd9a45513586db992e151c8ed", kill_on_drop: false }`
[INFO] [stdout] 15a722ebb866b9097b4ba3765d33d620d16e353dd9a45513586db992e151c8ed