[INFO] fetching crate iter-read 0.3.0...
[INFO] testing iter-read-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate iter-read 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate iter-read 0.3.0 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 iter-read 0.3.0
[INFO] finished tweaking crates.io crate iter-read 0.3.0
[INFO] tweaked toml for crates.io crate iter-read 0.3.0 written to /workspace/builds/worker-12/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 9943ba7746f5d0a744e1c16b14ae257f7da4469309c72015463fbdee08e539f2
[INFO] running `Command { std: "docker" "start" "-a" "9943ba7746f5d0a744e1c16b14ae257f7da4469309c72015463fbdee08e539f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9943ba7746f5d0a744e1c16b14ae257f7da4469309c72015463fbdee08e539f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9943ba7746f5d0a744e1c16b14ae257f7da4469309c72015463fbdee08e539f2", kill_on_drop: false }`
[INFO] [stdout] 9943ba7746f5d0a744e1c16b14ae257f7da4469309c72015463fbdee08e539f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 19d9262be4a19f16ec83e79f5e7bd982b3bf339f1a657623028c87f78aee5b72
[INFO] running `Command { std: "docker" "start" "-a" "19d9262be4a19f16ec83e79f5e7bd982b3bf339f1a657623028c87f78aee5b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-read v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "19d9262be4a19f16ec83e79f5e7bd982b3bf339f1a657623028c87f78aee5b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d9262be4a19f16ec83e79f5e7bd982b3bf339f1a657623028c87f78aee5b72", kill_on_drop: false }`
[INFO] [stdout] 19d9262be4a19f16ec83e79f5e7bd982b3bf339f1a657623028c87f78aee5b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 91389a1d4346fe2096fa3d5ed02cd9bcb9bb49bbf2c8310c4c2764018f6fa67c
[INFO] running `Command { std: "docker" "start" "-a" "91389a1d4346fe2096fa3d5ed02cd9bcb9bb49bbf2c8310c4c2764018f6fa67c", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-read v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "91389a1d4346fe2096fa3d5ed02cd9bcb9bb49bbf2c8310c4c2764018f6fa67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91389a1d4346fe2096fa3d5ed02cd9bcb9bb49bbf2c8310c4c2764018f6fa67c", kill_on_drop: false }`
[INFO] [stdout] 91389a1d4346fe2096fa3d5ed02cd9bcb9bb49bbf2c8310c4c2764018f6fa67c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 00f02a78adc9a82838db2967ac5eaacb2c45eef4e41d3d4f9c147f5637426996
[INFO] running `Command { std: "docker" "start" "-a" "00f02a78adc9a82838db2967ac5eaacb2c45eef4e41d3d4f9c147f5637426996", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_read-ec1657a9801c327a)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_result ... ok
[INFO] [stdout] test tests::test_slice ... ok
[INFO] [stdout] test tests::test_str ... ok
[INFO] [stdout] test tests::test_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter-read
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00f02a78adc9a82838db2967ac5eaacb2c45eef4e41d3d4f9c147f5637426996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f02a78adc9a82838db2967ac5eaacb2c45eef4e41d3d4f9c147f5637426996", kill_on_drop: false }`
[INFO] [stdout] 00f02a78adc9a82838db2967ac5eaacb2c45eef4e41d3d4f9c147f5637426996