[INFO] fetching crate byte-strings 0.1.3...
[INFO] testing byte-strings-0.1.3 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate byte-strings 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate byte-strings 0.1.3 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte-strings 0.1.3
[INFO] finished tweaking crates.io crate byte-strings 0.1.3
[INFO] tweaked toml for crates.io crate byte-strings 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byte-strings-proc-macro v0.1.1
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac773833fea7786703903d4bffcf3e02a5a2a042eec52ad43c5916c6db57631c
[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" "ac773833fea7786703903d4bffcf3e02a5a2a042eec52ad43c5916c6db57631c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac773833fea7786703903d4bffcf3e02a5a2a042eec52ad43c5916c6db57631c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac773833fea7786703903d4bffcf3e02a5a2a042eec52ad43c5916c6db57631c", kill_on_drop: false }`
[INFO] [stdout] ac773833fea7786703903d4bffcf3e02a5a2a042eec52ad43c5916c6db57631c
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f80c3ba0c00db8618e32d58da68853afe4681b38875a2dd2c791ed03c579d1
[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" "e2f80c3ba0c00db8618e32d58da68853afe4681b38875a2dd2c791ed03c579d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byte-strings-proc-macro v0.1.1
[INFO] [stderr]    Compiling byte-strings v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "e2f80c3ba0c00db8618e32d58da68853afe4681b38875a2dd2c791ed03c579d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f80c3ba0c00db8618e32d58da68853afe4681b38875a2dd2c791ed03c579d1", kill_on_drop: false }`
[INFO] [stdout] e2f80c3ba0c00db8618e32d58da68853afe4681b38875a2dd2c791ed03c579d1
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 311418e59af1a1ba968dac6516615e593f4a2ab85516d59a5ad9c62cf3a62a1e
[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" "311418e59af1a1ba968dac6516615e593f4a2ab85516d59a5ad9c62cf3a62a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-strings v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "311418e59af1a1ba968dac6516615e593f4a2ab85516d59a5ad9c62cf3a62a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311418e59af1a1ba968dac6516615e593f4a2ab85516d59a5ad9c62cf3a62a1e", kill_on_drop: false }`
[INFO] [stdout] 311418e59af1a1ba968dac6516615e593f4a2ab85516d59a5ad9c62cf3a62a1e
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89dfd6977b440672afa0f1f19acffc6b0930ddb4ab636d11e2dc0af04c83059b
[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" "89dfd6977b440672afa0f1f19acffc6b0930ddb4ab636d11e2dc0af04c83059b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/byte_strings-14a7864eaf313162)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-26dc87dcd1572456)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/readme_intro.rs (/opt/rustwide/target/debug/deps/readme_intro-e03e2d273c44588f)
[INFO] [stdout] test concat_bytes ... ok
[INFO] [stdout] test as_bytes ... ok
[INFO] [stdout] test c_str ... 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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test main_simple_and_safe ... ok
[INFO] [stdout] test main_no_c_str_macro ... ok
[INFO] [stderr]    Doc-tests byte-strings
[INFO] [stdout] test main_no_c_str_macro_bad_copy_paste - should panic ... ok
[INFO] [stdout] test main_no_c_str_macro_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - c_str (line 294) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - c_str (line 305) ... ok
[INFO] [stdout] test src/lib.rs - as_bytes (line 237) ... ok
[INFO] [stdout] test src/lib.rs - concat_bytes (line 186) ... ok
[INFO] [stdout] test src/lib.rs - as_bytes (line 225) ... ok
[INFO] [stdout] test src/lib.rs - c_str (line 277) ... ok
[INFO] [stdout] test src/lib.rs - concat_bytes (line 174) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "89dfd6977b440672afa0f1f19acffc6b0930ddb4ab636d11e2dc0af04c83059b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89dfd6977b440672afa0f1f19acffc6b0930ddb4ab636d11e2dc0af04c83059b", kill_on_drop: false }`
[INFO] [stdout] 89dfd6977b440672afa0f1f19acffc6b0930ddb4ab636d11e2dc0af04c83059b