[INFO] fetching crate byteio 0.2.3... [INFO] testing byteio-0.2.3 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate byteio 0.2.3 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate byteio 0.2.3 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate byteio 0.2.3 [INFO] finished tweaking crates.io crate byteio 0.2.3 [INFO] tweaked toml for crates.io crate byteio 0.2.3 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 062cbfc8d17ffbc198201f3ea723b7264112f0c98666f93eb7a58d08b0cb33a3 [INFO] running `Command { std: "docker" "start" "-a" "062cbfc8d17ffbc198201f3ea723b7264112f0c98666f93eb7a58d08b0cb33a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "062cbfc8d17ffbc198201f3ea723b7264112f0c98666f93eb7a58d08b0cb33a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "062cbfc8d17ffbc198201f3ea723b7264112f0c98666f93eb7a58d08b0cb33a3", kill_on_drop: false }` [INFO] [stdout] 062cbfc8d17ffbc198201f3ea723b7264112f0c98666f93eb7a58d08b0cb33a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 630b415bc3dfea00c475b9fc50436552650ef471801cee970cec889af642446f [INFO] running `Command { std: "docker" "start" "-a" "630b415bc3dfea00c475b9fc50436552650ef471801cee970cec889af642446f", kill_on_drop: false }` [INFO] [stderr] Compiling byteio v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "630b415bc3dfea00c475b9fc50436552650ef471801cee970cec889af642446f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "630b415bc3dfea00c475b9fc50436552650ef471801cee970cec889af642446f", kill_on_drop: false }` [INFO] [stdout] 630b415bc3dfea00c475b9fc50436552650ef471801cee970cec889af642446f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00b1be4f50abbc12d6f3f507dd632a39f0529326e3f6d331ba5061bfe48bc3da [INFO] running `Command { std: "docker" "start" "-a" "00b1be4f50abbc12d6f3f507dd632a39f0529326e3f6d331ba5061bfe48bc3da", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling quickcheck_macros v0.8.0 [INFO] [stderr] Compiling byteio v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.62s [INFO] running `Command { std: "docker" "inspect" "00b1be4f50abbc12d6f3f507dd632a39f0529326e3f6d331ba5061bfe48bc3da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00b1be4f50abbc12d6f3f507dd632a39f0529326e3f6d331ba5061bfe48bc3da", kill_on_drop: false }` [INFO] [stdout] 00b1be4f50abbc12d6f3f507dd632a39f0529326e3f6d331ba5061bfe48bc3da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 920106fb3003fe5f16eceadabe8d7bcb8ad610111211908a6c84ca49fa4204b4 [INFO] running `Command { std: "docker" "start" "-a" "920106fb3003fe5f16eceadabe8d7bcb8ad610111211908a6c84ca49fa4204b4", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/byteio-a0161aebcf6d649a) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::display_error_end_of_stream ... ok [INFO] [stdout] test test::io_error_from_error_end_of_stream ... ok [INFO] [stdout] test test::display_error_nonexhaustive - should panic ... ok [INFO] [stdout] test test::io_error_from_error_nonexhaustive - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests byteio [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test src/lib.rs - prelude (line 115) ... ok [INFO] [stdout] test src/lib.rs - Reader::new (line 881) ... ok [INFO] [stdout] test src/lib.rs - ReadBytesExt (line 385) ... ok [INFO] [stdout] test src/lib.rs - Writer::into_inner (line 1652) ... ok [INFO] [stdout] test src/lib.rs - Reader (line 849) ... ok [INFO] [stdout] test src/lib.rs - Result (line 138) ... ok [INFO] [stdout] test src/lib.rs - Writer::new (line 1617) ... ok [INFO] [stdout] test src/lib.rs - Reader::into_inner (line 918) ... ok [INFO] [stdout] test src/lib.rs - WriteBytes (line 992) ... ok [INFO] [stdout] test src/lib.rs - Writer (line 1581) ... ok [INFO] [stdout] test src/lib.rs - Error::EndOfStream (line 184) ... ok [INFO] [stdout] test src/lib.rs - WriteBytesExt (line 1103) ... ok [INFO] [stdout] test src/lib.rs - Reader::num_bytes_read (line 898) ... ok [INFO] [stdout] test src/lib.rs - ReadBytes (line 268) ... ok [INFO] [stdout] test src/lib.rs - (line 48) ... ok [INFO] [stdout] test src/lib.rs - ReadBytes (line 250) ... ok [INFO] [stdout] test src/lib.rs - Writer::num_bytes_written (line 1634) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "920106fb3003fe5f16eceadabe8d7bcb8ad610111211908a6c84ca49fa4204b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "920106fb3003fe5f16eceadabe8d7bcb8ad610111211908a6c84ca49fa4204b4", kill_on_drop: false }` [INFO] [stdout] 920106fb3003fe5f16eceadabe8d7bcb8ad610111211908a6c84ca49fa4204b4