[INFO] fetching crate binary_prefix 0.1.0...
[INFO] testing binary_prefix-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate binary_prefix 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate binary_prefix 0.1.0 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 binary_prefix 0.1.0
[INFO] finished tweaking crates.io crate binary_prefix 0.1.0
[INFO] tweaked toml for crates.io crate binary_prefix 0.1.0 written to /workspace/builds/worker-6/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] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2fa32091e1762baeac00fc349e1aecc46704b7dca860d33037720fcb4dc76ba
[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" "d2fa32091e1762baeac00fc349e1aecc46704b7dca860d33037720fcb4dc76ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2fa32091e1762baeac00fc349e1aecc46704b7dca860d33037720fcb4dc76ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fa32091e1762baeac00fc349e1aecc46704b7dca860d33037720fcb4dc76ba", kill_on_drop: false }`
[INFO] [stdout] d2fa32091e1762baeac00fc349e1aecc46704b7dca860d33037720fcb4dc76ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2d68321be3cb4e869539bbb6221bf1ba24f4c7007bf90d788fde700381fae06
[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" "d2d68321be3cb4e869539bbb6221bf1ba24f4c7007bf90d788fde700381fae06", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling binary_prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "d2d68321be3cb4e869539bbb6221bf1ba24f4c7007bf90d788fde700381fae06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d68321be3cb4e869539bbb6221bf1ba24f4c7007bf90d788fde700381fae06", kill_on_drop: false }`
[INFO] [stdout] d2d68321be3cb4e869539bbb6221bf1ba24f4c7007bf90d788fde700381fae06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "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] 1766375a5a5ff0d18af2b63b788f208238a4dcdb2ae49a22350392e8785afc4b
[INFO] running `Command { std: "docker" "start" "-a" "1766375a5a5ff0d18af2b63b788f208238a4dcdb2ae49a22350392e8785afc4b", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling binary_prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "1766375a5a5ff0d18af2b63b788f208238a4dcdb2ae49a22350392e8785afc4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1766375a5a5ff0d18af2b63b788f208238a4dcdb2ae49a22350392e8785afc4b", kill_on_drop: false }`
[INFO] [stdout] 1766375a5a5ff0d18af2b63b788f208238a4dcdb2ae49a22350392e8785afc4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ac110896ae46efe07c6ef0282a8a4b813cc5168512458519cd65c2bae6d20b7
[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" "4ac110896ae46efe07c6ef0282a8a4b813cc5168512458519cd65c2bae6d20b7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/binary_prefix-e98edb700f5b98d2
[INFO] [stdout] test tests::finds_shared_prefix ... ok
[INFO] [stdout] test tests::do_pad_vec ... ok
[INFO] [stdout] test tests::gets_agressive_prefix ... ok
[INFO] [stderr]    Doc-tests binary_prefix
[INFO] [stdout] test tests::no_pad ... ok
[INFO] [stdout] test tests::pad_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - shared_prefix (line 62) ... ok
[INFO] [stdout] test src/lib.rs - range_prefix (line 88) ... ok
[INFO] [stdout] test src/lib.rs - pad (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ac110896ae46efe07c6ef0282a8a4b813cc5168512458519cd65c2bae6d20b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac110896ae46efe07c6ef0282a8a4b813cc5168512458519cd65c2bae6d20b7", kill_on_drop: false }`
[INFO] [stdout] 4ac110896ae46efe07c6ef0282a8a4b813cc5168512458519cd65c2bae6d20b7