[INFO] fetching crate econf 0.1.2...
[INFO] testing econf-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate econf 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate econf 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate econf 0.1.2
[INFO] finished tweaking crates.io crate econf 0.1.2
[INFO] tweaked toml for crates.io crate econf 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate econf 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3ba66e86e1a64b3ea957e472703581b68c24d7b3692ffb5e36101cb68033e56
[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" "e3ba66e86e1a64b3ea957e472703581b68c24d7b3692ffb5e36101cb68033e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3ba66e86e1a64b3ea957e472703581b68c24d7b3692ffb5e36101cb68033e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ba66e86e1a64b3ea957e472703581b68c24d7b3692ffb5e36101cb68033e56", kill_on_drop: false }`
[INFO] [stdout] e3ba66e86e1a64b3ea957e472703581b68c24d7b3692ffb5e36101cb68033e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22a56b0d760b2d954ea61890facb81edbe7117b784fab20c1c812c04a6c04184
[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" "22a56b0d760b2d954ea61890facb81edbe7117b784fab20c1c812c04a6c04184", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling econf-derive v0.1.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling serde_yaml v0.8.15
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling parse_duration v1.0.3
[INFO] [stderr]    Compiling econf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] running `Command { std: "docker" "inspect" "22a56b0d760b2d954ea61890facb81edbe7117b784fab20c1c812c04a6c04184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a56b0d760b2d954ea61890facb81edbe7117b784fab20c1c812c04a6c04184", kill_on_drop: false }`
[INFO] [stdout] 22a56b0d760b2d954ea61890facb81edbe7117b784fab20c1c812c04a6c04184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb59f4b5ac2e865de8ada6dba336180f2b0d21ddda3d0e05c48004aacd759835
[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" "cb59f4b5ac2e865de8ada6dba336180f2b0d21ddda3d0e05c48004aacd759835", kill_on_drop: false }`
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling econf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `Command { std: "docker" "inspect" "cb59f4b5ac2e865de8ada6dba336180f2b0d21ddda3d0e05c48004aacd759835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb59f4b5ac2e865de8ada6dba336180f2b0d21ddda3d0e05c48004aacd759835", kill_on_drop: false }`
[INFO] [stdout] cb59f4b5ac2e865de8ada6dba336180f2b0d21ddda3d0e05c48004aacd759835
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fa3e5f5e79f481556b2bf77745e53fe0fe36fbb3b6f42e639d34791b6ef79d65
[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" "fa3e5f5e79f481556b2bf77745e53fe0fe36fbb3b6f42e639d34791b6ef79d65", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/econf-69335b3014546771)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basics.rs (/opt/rustwide/target/debug/deps/basics-65e01b72e4b61585)
[INFO] [stdout] running 14 tests
[INFO] [stdout] test numbers ... ok
[INFO] [stdout] test non_zero_numbers ... ok
[INFO] [stdout] test options ... ok
[INFO] [stdout] test net ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test maps ... ok
[INFO] [stdout] test generics ... ok
[INFO] [stdout] test boolean ... ok
[INFO] [stdout] test nested ... ok
[INFO] [stdout] test chars ... ok
[INFO] [stdout] test tuples ... ok
[INFO] [stdout] test vectors ... ok
[INFO] [stdout] test capital ... ok
[INFO] [stdout] test duration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests econf
[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" "fa3e5f5e79f481556b2bf77745e53fe0fe36fbb3b6f42e639d34791b6ef79d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3e5f5e79f481556b2bf77745e53fe0fe36fbb3b6f42e639d34791b6ef79d65", kill_on_drop: false }`
[INFO] [stdout] fa3e5f5e79f481556b2bf77745e53fe0fe36fbb3b6f42e639d34791b6ef79d65