[INFO] fetching crate extfmt 0.1.1...
[INFO] testing extfmt-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate extfmt 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate extfmt 0.1.1 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 extfmt 0.1.1
[INFO] finished tweaking crates.io crate extfmt 0.1.1
[INFO] tweaked toml for crates.io crate extfmt 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d9d936a2eb135725bdff2bb5a2c03e9ef1a52e64b9d268871d335b4d36d821fa
[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" "d9d936a2eb135725bdff2bb5a2c03e9ef1a52e64b9d268871d335b4d36d821fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9d936a2eb135725bdff2bb5a2c03e9ef1a52e64b9d268871d335b4d36d821fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d936a2eb135725bdff2bb5a2c03e9ef1a52e64b9d268871d335b4d36d821fa", kill_on_drop: false }`
[INFO] [stdout] d9d936a2eb135725bdff2bb5a2c03e9ef1a52e64b9d268871d335b4d36d821fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 7e8d7fc7d88e76d8b668da840f957211ef00ed295405ea27cf7fe3b53b94dd3a
[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" "7e8d7fc7d88e76d8b668da840f957211ef00ed295405ea27cf7fe3b53b94dd3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling extfmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "7e8d7fc7d88e76d8b668da840f957211ef00ed295405ea27cf7fe3b53b94dd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e8d7fc7d88e76d8b668da840f957211ef00ed295405ea27cf7fe3b53b94dd3a", kill_on_drop: false }`
[INFO] [stdout] 7e8d7fc7d88e76d8b668da840f957211ef00ed295405ea27cf7fe3b53b94dd3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5de19c62a24318b13d4e753805f622de603ccd7bc08ad57f8fe694945ce7c6ee
[INFO] running `Command { std: "docker" "start" "-a" "5de19c62a24318b13d4e753805f622de603ccd7bc08ad57f8fe694945ce7c6ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling extfmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "5de19c62a24318b13d4e753805f622de603ccd7bc08ad57f8fe694945ce7c6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de19c62a24318b13d4e753805f622de603ccd7bc08ad57f8fe694945ce7c6ee", kill_on_drop: false }`
[INFO] [stdout] 5de19c62a24318b13d4e753805f622de603ccd7bc08ad57f8fe694945ce7c6ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2c875677d2d6ddfcea4b1a8c67a167187d816bb67e1299e1aa35018643732ed7
[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" "2c875677d2d6ddfcea4b1a8c67a167187d816bb67e1299e1aa35018643732ed7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/extfmt-e25221ba79210dca
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test slice::tests::readme ... ok
[INFO] [stdout] test hexdump::tests::readme ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extfmt
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/hexdump.rs - hexdump (line 100) ... ok
[INFO] [stdout] test src/slice.rs - slice::CommaSeparated (line 16) ... ok
[INFO] [stdout] test src/hexdump.rs - hexdump::Hexdump (line 8) ... ok
[INFO] [stdout] test src/slice.rs - slice::Hexlify (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c875677d2d6ddfcea4b1a8c67a167187d816bb67e1299e1aa35018643732ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c875677d2d6ddfcea4b1a8c67a167187d816bb67e1299e1aa35018643732ed7", kill_on_drop: false }`
[INFO] [stdout] 2c875677d2d6ddfcea4b1a8c67a167187d816bb67e1299e1aa35018643732ed7