[INFO] fetching crate munch 0.8.0...
[INFO] testing munch-0.8.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate munch 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate munch 0.8.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate munch 0.8.0
[INFO] finished tweaking crates.io crate munch 0.8.0
[INFO] tweaked toml for crates.io crate munch 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate munch 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b679e4e264f8d0e7c5bb558de1a48889eba5232a1442c53127dd69a1f52e630b
[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" "b679e4e264f8d0e7c5bb558de1a48889eba5232a1442c53127dd69a1f52e630b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b679e4e264f8d0e7c5bb558de1a48889eba5232a1442c53127dd69a1f52e630b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b679e4e264f8d0e7c5bb558de1a48889eba5232a1442c53127dd69a1f52e630b", kill_on_drop: false }`
[INFO] [stdout] b679e4e264f8d0e7c5bb558de1a48889eba5232a1442c53127dd69a1f52e630b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 975484ec94ac5288e8f46934adbf84c406601206bb11b9576dd5d1efc0b94979
[INFO] running `Command { std: "docker" "start" "-a" "975484ec94ac5288e8f46934adbf84c406601206bb11b9576dd5d1efc0b94979", kill_on_drop: false }`
[INFO] [stderr]    Compiling munch v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "975484ec94ac5288e8f46934adbf84c406601206bb11b9576dd5d1efc0b94979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "975484ec94ac5288e8f46934adbf84c406601206bb11b9576dd5d1efc0b94979", kill_on_drop: false }`
[INFO] [stdout] 975484ec94ac5288e8f46934adbf84c406601206bb11b9576dd5d1efc0b94979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c7ba293ad764f6909195804c1410e80baf7fcd74c52853261d51c2896be64c4b
[INFO] running `Command { std: "docker" "start" "-a" "c7ba293ad764f6909195804c1410e80baf7fcd74c52853261d51c2896be64c4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling munch v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.37s
[INFO] running `Command { std: "docker" "inspect" "c7ba293ad764f6909195804c1410e80baf7fcd74c52853261d51c2896be64c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ba293ad764f6909195804c1410e80baf7fcd74c52853261d51c2896be64c4b", kill_on_drop: false }`
[INFO] [stdout] c7ba293ad764f6909195804c1410e80baf7fcd74c52853261d51c2896be64c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb0fa2680b28e194b4f4150b984ed6e8359256f5564f9e90d7e7267b2c79f4cf
[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" "cb0fa2680b28e194b4f4150b984ed6e8359256f5564f9e90d7e7267b2c79f4cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/munch-65e3e41bfacf1983
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ascii-634a8c5706ce952a
[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 3 tests
[INFO] [stdout] test satisfy ... ok
[INFO] [stdout] test take_while ... ok
[INFO] [stdout] test take_while1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/byte-8caecd1cbf5f4bf0
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test byte ... ok
[INFO] [stdout] test little_endian ... ok
[INFO] [stdout] test peek ... ok
[INFO] [stdout] test take ... ok
[INFO] [stdout] test take_while ... ok
[INFO] [stdout] test capture ... ok
[INFO] [stdout] test take_while1 ... ok
[INFO] [stdout] test satisfy ... ok
[INFO] [stdout] test bytes ... ok
[INFO] [stdout] test big_endian ... ok
[INFO] [stdout] test end ... ok
[INFO] [stdout] test any ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-ef91b0f3a96fdb09
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test or ... ok
[INFO] [stdout] test optional ... ok
[INFO] [stdout] test map_err ... ok
[INFO] [stdout] test fail ... ok
[INFO] [stdout] test guard ... ok
[INFO] [stdout] test collect ... ok
[INFO] [stdout] test map ... ok
[INFO] [stdout] test and_skip ... ok
[INFO] [stdout] test p ... ok
[INFO] [stdout] test and_then ... ok
[INFO] [stdout] test bind ... ok
[INFO] [stdout] test by_ref ... ok
[INFO] [stdout] test and ... ok
[INFO] [stdout] test fn_ ... ok
[INFO] [stdout] test pack ... ok
[INFO] [stdout] test position ... ok
[INFO] [stdout] test succeed ... ok
[INFO] [stdout] test skip_and ... ok
[INFO] [stdout] test r#try ... ok
[INFO] [stdout] test tuple ... ok
[INFO] [stdout] test join ... ok
[INFO] [stdout] test repeat ... ok
[INFO] [stdout] test fold ... ok
[INFO] [stdout] test join_fold ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mac-8b918b0b5fd791c1
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/str-30b08f00e382356d
[INFO] [stdout] running 1 test
[INFO] [stdout] test mac ... 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 9 tests
[INFO] [stdout] test peek ... ok
[INFO] [stdout] test satisfy ... ok
[INFO] [stdout] test take_while ... ok
[INFO] [stdout] test str ... ok
[INFO] [stdout] test any ... ok
[INFO] [stdout] test char ... ok
[INFO] [stdout] test take_while1 ... ok
[INFO] [stdout] test end ... ok
[INFO] [stdout] test capture ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] [stderr]      Running /opt/rustwide/target/debug/deps/t-751a8de50129b34c
[INFO] [stderr]    Doc-tests munch
[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" "cb0fa2680b28e194b4f4150b984ed6e8359256f5564f9e90d7e7267b2c79f4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0fa2680b28e194b4f4150b984ed6e8359256f5564f9e90d7e7267b2c79f4cf", kill_on_drop: false }`
[INFO] [stdout] cb0fa2680b28e194b4f4150b984ed6e8359256f5564f9e90d7e7267b2c79f4cf