[INFO] fetching crate itars-core 0.1.0...
[INFO] testing itars-core-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate itars-core 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate itars-core 0.1.0 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 crates.io crate itars-core 0.1.0
[INFO] finished tweaking crates.io crate itars-core 0.1.0
[INFO] tweaked toml for crates.io crate itars-core 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d223523126c93156a62227da0aead84e057256a1f13c61f4853a7b92f0684f27
[INFO] running `Command { std: "docker" "start" "-a" "d223523126c93156a62227da0aead84e057256a1f13c61f4853a7b92f0684f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d223523126c93156a62227da0aead84e057256a1f13c61f4853a7b92f0684f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d223523126c93156a62227da0aead84e057256a1f13c61f4853a7b92f0684f27", kill_on_drop: false }`
[INFO] [stdout] d223523126c93156a62227da0aead84e057256a1f13c61f4853a7b92f0684f27
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a9ef2f31528116fd15a76cd2f21375e450b83114e3d13382b8231bf4e30b81
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c8a9ef2f31528116fd15a76cd2f21375e450b83114e3d13382b8231bf4e30b81", kill_on_drop: false }`
[INFO] [stderr]    Compiling itars-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "c8a9ef2f31528116fd15a76cd2f21375e450b83114e3d13382b8231bf4e30b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a9ef2f31528116fd15a76cd2f21375e450b83114e3d13382b8231bf4e30b81", kill_on_drop: false }`
[INFO] [stdout] c8a9ef2f31528116fd15a76cd2f21375e450b83114e3d13382b8231bf4e30b81
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d218debf4644b56302a7c2c4f2fe82beb54b99bab24180e583538dcb55a03884
[INFO] running `Command { std: "docker" "start" "-a" "d218debf4644b56302a7c2c4f2fe82beb54b99bab24180e583538dcb55a03884", kill_on_drop: false }`
[INFO] [stderr]    Compiling itars-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/itars_core-78584ca666a049c2)
[INFO] [stderr]   Executable tests/core.rs (/opt/rustwide/target/debug/deps/core-6488ea73455cd131)
[INFO] running `Command { std: "docker" "inspect" "d218debf4644b56302a7c2c4f2fe82beb54b99bab24180e583538dcb55a03884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d218debf4644b56302a7c2c4f2fe82beb54b99bab24180e583538dcb55a03884", kill_on_drop: false }`
[INFO] [stdout] d218debf4644b56302a7c2c4f2fe82beb54b99bab24180e583538dcb55a03884
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13c41e50fe816fa21349fe3d1873b75c32beb38431b84b9173566cb3d97f43ba
[INFO] running `Command { std: "docker" "start" "-a" "13c41e50fe816fa21349fe3d1873b75c32beb38431b84b9173566cb3d97f43ba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/itars_core-78584ca666a049c2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/core.rs (/opt/rustwide/target/debug/deps/core-6488ea73455cd131)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests itars-core
[INFO] [stdout] test tars_core_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "13c41e50fe816fa21349fe3d1873b75c32beb38431b84b9173566cb3d97f43ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c41e50fe816fa21349fe3d1873b75c32beb38431b84b9173566cb3d97f43ba", kill_on_drop: false }`
[INFO] [stdout] 13c41e50fe816fa21349fe3d1873b75c32beb38431b84b9173566cb3d97f43ba