[INFO] fetching crate b64 0.4.0...
[INFO] testing b64-0.4.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate b64 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate b64 0.4.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] ac37d0c9fb7dc047936ff3ad8613ec6dbed0622777a39a3b9b792dd7900b5145
[INFO] running `Command { std: "docker" "start" "-a" "ac37d0c9fb7dc047936ff3ad8613ec6dbed0622777a39a3b9b792dd7900b5145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac37d0c9fb7dc047936ff3ad8613ec6dbed0622777a39a3b9b792dd7900b5145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac37d0c9fb7dc047936ff3ad8613ec6dbed0622777a39a3b9b792dd7900b5145", kill_on_drop: false }`
[INFO] [stdout] ac37d0c9fb7dc047936ff3ad8613ec6dbed0622777a39a3b9b792dd7900b5145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] e66aa9d32b7f93f2ac0ed7c4727e1e6b815af316972180dd6695beb270411938
[INFO] running `Command { std: "docker" "start" "-a" "e66aa9d32b7f93f2ac0ed7c4727e1e6b815af316972180dd6695beb270411938", kill_on_drop: false }`
[INFO] [stderr]    Compiling b64 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "e66aa9d32b7f93f2ac0ed7c4727e1e6b815af316972180dd6695beb270411938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66aa9d32b7f93f2ac0ed7c4727e1e6b815af316972180dd6695beb270411938", kill_on_drop: false }`
[INFO] [stdout] e66aa9d32b7f93f2ac0ed7c4727e1e6b815af316972180dd6695beb270411938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 176d8f4fad4ae97a0afede50fde62fdf9c2164930562f255fb0be3882ec1f215
[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" "176d8f4fad4ae97a0afede50fde62fdf9c2164930562f255fb0be3882ec1f215", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[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 2.76s
[INFO] running `Command { std: "docker" "inspect" "176d8f4fad4ae97a0afede50fde62fdf9c2164930562f255fb0be3882ec1f215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176d8f4fad4ae97a0afede50fde62fdf9c2164930562f255fb0be3882ec1f215", kill_on_drop: false }`
[INFO] [stdout] 176d8f4fad4ae97a0afede50fde62fdf9c2164930562f255fb0be3882ec1f215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49582869e97ad5b1f4a751f06f6a603327e0f5a9154bf136c209558642d55deb
[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" "49582869e97ad5b1f4a751f06f6a603327e0f5a9154bf136c209558642d55deb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/b64-e526e3a0be580358)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_from_base64_basic ... ok
[INFO] [stdout] test tests::test_from_base64_bytes ... ok
[INFO] [stdout] test tests::test_from_base64_invalid_char ... ok
[INFO] [stdout] test tests::test_from_base64_invalid_padding ... ok
[INFO] [stdout] test tests::test_from_base64_urlsafe ... ok
[INFO] [stdout] test tests::test_from_base64_newlines ... ok
[INFO] [stdout] test tests::test_to_base64_basic ... ok
[INFO] [stdout] test tests::test_to_base64_crlf_line_break ... ok
[INFO] [stdout] test tests::test_to_base64_lf_line_break ... ok
[INFO] [stdout] test tests::test_to_base64_padding ... ok
[INFO] [stdout] test tests::test_to_base64_empty_line_length ... ok
[INFO] [stdout] test tests::test_to_base64_url_safe ... 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 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests b64
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - DECODE_TABLE (line 337) ... ok
[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] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49582869e97ad5b1f4a751f06f6a603327e0f5a9154bf136c209558642d55deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49582869e97ad5b1f4a751f06f6a603327e0f5a9154bf136c209558642d55deb", kill_on_drop: false }`
[INFO] [stdout] 49582869e97ad5b1f4a751f06f6a603327e0f5a9154bf136c209558642d55deb