[INFO] fetching crate self-compare 0.2.0...
[INFO] testing self-compare-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate self-compare 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate self-compare 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate self-compare 0.2.0
[INFO] finished tweaking crates.io crate self-compare 0.2.0
[INFO] tweaked toml for crates.io crate self-compare 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 426dab9c0dac8d6e44f73502fb89f3cf9f0a8b621d470f11896810b51cae40db
[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" "426dab9c0dac8d6e44f73502fb89f3cf9f0a8b621d470f11896810b51cae40db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "426dab9c0dac8d6e44f73502fb89f3cf9f0a8b621d470f11896810b51cae40db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426dab9c0dac8d6e44f73502fb89f3cf9f0a8b621d470f11896810b51cae40db", kill_on_drop: false }`
[INFO] [stdout] 426dab9c0dac8d6e44f73502fb89f3cf9f0a8b621d470f11896810b51cae40db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f718555d87039201baceefab74e3c31bcc75aa85651dfb6f97c5f9725df75114
[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" "f718555d87039201baceefab74e3c31bcc75aa85651dfb6f97c5f9725df75114", kill_on_drop: false }`
[INFO] [stderr]    Compiling self-compare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f718555d87039201baceefab74e3c31bcc75aa85651dfb6f97c5f9725df75114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f718555d87039201baceefab74e3c31bcc75aa85651dfb6f97c5f9725df75114", kill_on_drop: false }`
[INFO] [stdout] f718555d87039201baceefab74e3c31bcc75aa85651dfb6f97c5f9725df75114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59c7de7b64b3efb50696f2e84de682538a87a7cf6b6608b300af0fe944cdb83e
[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" "59c7de7b64b3efb50696f2e84de682538a87a7cf6b6608b300af0fe944cdb83e", kill_on_drop: false }`
[INFO] [stderr]    Compiling self-compare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "59c7de7b64b3efb50696f2e84de682538a87a7cf6b6608b300af0fe944cdb83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c7de7b64b3efb50696f2e84de682538a87a7cf6b6608b300af0fe944cdb83e", kill_on_drop: false }`
[INFO] [stdout] 59c7de7b64b3efb50696f2e84de682538a87a7cf6b6608b300af0fe944cdb83e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2d841593eac1fb24e401512a2c1767d62a520bd2e2fc22e1a57953639688669
[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" "f2d841593eac1fb24e401512a2c1767d62a520bd2e2fc22e1a57953639688669", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/self_compare-e8ed4040e5d8d766
[INFO] [stdout] running 11 tests
[INFO] [stdout] test mut_tests::all_compare_1 ... ok
[INFO] [stdout] test mut_tests::all_compare_0 ... ok
[INFO] [stdout] test mut_tests::two_elements ... ok
[INFO] [stdout] test mut_tests::compare_and_enumerate_yield_the_same ... ok
[INFO] [stdout] test tests::compare_and_enumerate_yield_the_same ... ok
[INFO] [stdout] test mut_tests::empty ... ok
[INFO] [stdout] test mut_tests::one_element ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::one_element ... ok
[INFO] [stdout] test tests::two_elements ... ok
[INFO] [stdout] test mut_tests::all_compare_1000 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests self-compare
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2d841593eac1fb24e401512a2c1767d62a520bd2e2fc22e1a57953639688669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d841593eac1fb24e401512a2c1767d62a520bd2e2fc22e1a57953639688669", kill_on_drop: false }`
[INFO] [stdout] f2d841593eac1fb24e401512a2c1767d62a520bd2e2fc22e1a57953639688669