[INFO] fetching crate iter-read 0.3.0...
[INFO] testing iter-read-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate iter-read 0.3.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate iter-read 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-73/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 555c1f0f18b311a5dd5ed53dd7d8d342895db2a4c46121639602802204034028
[INFO] running `Command { std: "docker" "start" "-a" "555c1f0f18b311a5dd5ed53dd7d8d342895db2a4c46121639602802204034028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "555c1f0f18b311a5dd5ed53dd7d8d342895db2a4c46121639602802204034028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "555c1f0f18b311a5dd5ed53dd7d8d342895db2a4c46121639602802204034028", kill_on_drop: false }`
[INFO] [stdout] 555c1f0f18b311a5dd5ed53dd7d8d342895db2a4c46121639602802204034028
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89bc722008d74cd51c81e7e0f382df595af6386cf0f46728956cb191c27e5af4
[INFO] running `Command { std: "docker" "start" "-a" "89bc722008d74cd51c81e7e0f382df595af6386cf0f46728956cb191c27e5af4", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-read v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "89bc722008d74cd51c81e7e0f382df595af6386cf0f46728956cb191c27e5af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89bc722008d74cd51c81e7e0f382df595af6386cf0f46728956cb191c27e5af4", kill_on_drop: false }`
[INFO] [stdout] 89bc722008d74cd51c81e7e0f382df595af6386cf0f46728956cb191c27e5af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbc63d82050204cfddaac1396ba9215a29e08fa7dc14a04dec07fd8790e1f82f
[INFO] running `Command { std: "docker" "start" "-a" "cbc63d82050204cfddaac1396ba9215a29e08fa7dc14a04dec07fd8790e1f82f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iter-read v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "cbc63d82050204cfddaac1396ba9215a29e08fa7dc14a04dec07fd8790e1f82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc63d82050204cfddaac1396ba9215a29e08fa7dc14a04dec07fd8790e1f82f", kill_on_drop: false }`
[INFO] [stdout] cbc63d82050204cfddaac1396ba9215a29e08fa7dc14a04dec07fd8790e1f82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20a7b7c265f2939e35f38d0ff2392f0710db2efffba311a53a11d1e11cbb5394
[INFO] running `Command { std: "docker" "start" "-a" "20a7b7c265f2939e35f38d0ff2392f0710db2efffba311a53a11d1e11cbb5394", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_read-4003db7a234e42e8)
[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 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20a7b7c265f2939e35f38d0ff2392f0710db2efffba311a53a11d1e11cbb5394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a7b7c265f2939e35f38d0ff2392f0710db2efffba311a53a11d1e11cbb5394", kill_on_drop: false }`
[INFO] [stdout] 20a7b7c265f2939e35f38d0ff2392f0710db2efffba311a53a11d1e11cbb5394