[INFO] fetching crate b64 0.4.0...
[INFO] testing b64-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate b64 0.4.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate b64 0.4.0 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 b64 0.4.0
[INFO] finished tweaking crates.io crate b64 0.4.0
[INFO] tweaked toml for crates.io crate b64 0.4.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 2c8c2f734b9d57c78114022aeee3bc41dc245e813d67ed54ca34a4a660c3f024
[INFO] running `Command { std: "docker" "start" "-a" "2c8c2f734b9d57c78114022aeee3bc41dc245e813d67ed54ca34a4a660c3f024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8c2f734b9d57c78114022aeee3bc41dc245e813d67ed54ca34a4a660c3f024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8c2f734b9d57c78114022aeee3bc41dc245e813d67ed54ca34a4a660c3f024", kill_on_drop: false }`
[INFO] [stdout] 2c8c2f734b9d57c78114022aeee3bc41dc245e813d67ed54ca34a4a660c3f024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 34f28904f454266cdb74f04ba0f8fc124b1f7e67557e6c0cf0395b11d1d77974
[INFO] running `Command { std: "docker" "start" "-a" "34f28904f454266cdb74f04ba0f8fc124b1f7e67557e6c0cf0395b11d1d77974", kill_on_drop: false }`
[INFO] [stderr]    Compiling b64 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "34f28904f454266cdb74f04ba0f8fc124b1f7e67557e6c0cf0395b11d1d77974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f28904f454266cdb74f04ba0f8fc124b1f7e67557e6c0cf0395b11d1d77974", kill_on_drop: false }`
[INFO] [stdout] 34f28904f454266cdb74f04ba0f8fc124b1f7e67557e6c0cf0395b11d1d77974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 010792b6007d22e07122b128bd663472869caf71e079e569461305aa95323e71
[INFO] running `Command { std: "docker" "start" "-a" "010792b6007d22e07122b128bd663472869caf71e079e569461305aa95323e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling b64 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "010792b6007d22e07122b128bd663472869caf71e079e569461305aa95323e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "010792b6007d22e07122b128bd663472869caf71e079e569461305aa95323e71", kill_on_drop: false }`
[INFO] [stdout] 010792b6007d22e07122b128bd663472869caf71e079e569461305aa95323e71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] e1075a83e55e442b1739fd438c58496330defe6b87ee53de4ecf70588475f4ee
[INFO] running `Command { std: "docker" "start" "-a" "e1075a83e55e442b1739fd438c58496330defe6b87ee53de4ecf70588475f4ee", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] running 13 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] test tests::test_from_base64_basic ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b64-f571fc0126b0e306)
[INFO] [stdout] test tests::test_to_base64_basic ... ok
[INFO] [stdout] test tests::test_from_base64_invalid_padding ... ok
[INFO] [stdout] test tests::test_to_base64_lf_line_break ... ok
[INFO] [stdout] test tests::test_to_base64_url_safe ... ok
[INFO] [stdout] test tests::test_to_base64_padding ... ok
[INFO] [stdout] test tests::test_from_base64_invalid_char ... ok
[INFO] [stdout] test tests::test_from_base64_newlines ... ok
[INFO] [stdout] test tests::test_from_base64_bytes ... ok
[INFO] [stdout] test tests::test_from_base64_urlsafe ... ok
[INFO] [stdout] test tests::test_to_base64_empty_line_length ... ok
[INFO] [stdout] test tests::test_to_base64_crlf_line_break ... ok
[INFO] [stdout] test tests::test_base64_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests b64
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - [u8]::to_base64 (line 87) ... ok
[INFO] [stdout] test src/lib.rs - str::from_base64 (line 255) ... ok
[INFO] [stdout] test src/lib.rs - DECODE_TABLE (line 337) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1075a83e55e442b1739fd438c58496330defe6b87ee53de4ecf70588475f4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1075a83e55e442b1739fd438c58496330defe6b87ee53de4ecf70588475f4ee", kill_on_drop: false }`
[INFO] [stdout] e1075a83e55e442b1739fd438c58496330defe6b87ee53de4ecf70588475f4ee