[INFO] fetching crate iowrap 0.2.1...
[INFO] testing iowrap-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate iowrap 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate iowrap 0.2.1
[INFO] finished tweaking crates.io crate iowrap 0.2.1
[INFO] tweaked toml for crates.io crate iowrap 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate iowrap 0.2.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bd6b36bdd556aaf1397467752b5aa2d42dff3bd757936ecc384dcbb95022892
[INFO] running `Command { std: "docker" "start" "-a" "2bd6b36bdd556aaf1397467752b5aa2d42dff3bd757936ecc384dcbb95022892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd6b36bdd556aaf1397467752b5aa2d42dff3bd757936ecc384dcbb95022892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd6b36bdd556aaf1397467752b5aa2d42dff3bd757936ecc384dcbb95022892", kill_on_drop: false }`
[INFO] [stdout] 2bd6b36bdd556aaf1397467752b5aa2d42dff3bd757936ecc384dcbb95022892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e4376ed6993bb61c4e6985dc5393c57683287aa6bf9780c02be5ad0027a0816
[INFO] running `Command { std: "docker" "start" "-a" "8e4376ed6993bb61c4e6985dc5393c57683287aa6bf9780c02be5ad0027a0816", kill_on_drop: false }`
[INFO] [stderr]    Compiling iowrap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "8e4376ed6993bb61c4e6985dc5393c57683287aa6bf9780c02be5ad0027a0816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e4376ed6993bb61c4e6985dc5393c57683287aa6bf9780c02be5ad0027a0816", kill_on_drop: false }`
[INFO] [stdout] 8e4376ed6993bb61c4e6985dc5393c57683287aa6bf9780c02be5ad0027a0816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9722237dbcbac7361f9ce76aa77dbf353e7a80fb1a833492556849eef78b708
[INFO] running `Command { std: "docker" "start" "-a" "b9722237dbcbac7361f9ce76aa77dbf353e7a80fb1a833492556849eef78b708", kill_on_drop: false }`
[INFO] [stderr]    Compiling iowrap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "b9722237dbcbac7361f9ce76aa77dbf353e7a80fb1a833492556849eef78b708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9722237dbcbac7361f9ce76aa77dbf353e7a80fb1a833492556849eef78b708", kill_on_drop: false }`
[INFO] [stdout] b9722237dbcbac7361f9ce76aa77dbf353e7a80fb1a833492556849eef78b708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e298b0bc342f3658a35f9680e60573d932db571e15fc84ee6bc66f2d4f2925a
[INFO] running `Command { std: "docker" "start" "-a" "1e298b0bc342f3658a35f9680e60573d932db571e15fc84ee6bc66f2d4f2925a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iowrap-42e3e5eded60788b)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test many::tests::interrupted_read ... ok
[INFO] [stdout] test pos::tests::smoke_cursor ... ok
[INFO] [stdout] test eof::tests::interrupted_read ... ok
[INFO] [stdout] test eof::tests::smoke_cursor ... ok
[INFO] [stdout] test short::tests::shorten ... ok
[INFO] [stdout] test many::tests::short_read ... ok
[INFO] [stdout] test short::tests::std_bufreader_leaves_us_alone ... ok
[INFO] [stdout] test var_buf::tests::double_fill ... ok
[INFO] [stdout] test var_buf::tests::read_then_fill ... ok
[INFO] [stdout] test var_buf::tests::eof ... ok
[INFO] [stdout] test short::tests::interrupt ... ok
[INFO] [stdout] test var_buf::tests::fill_then_read ... ok
[INFO] [stdout] test var_buf::tests::read_short ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iowrap
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/eof.rs - eof::Eof (line 16) - compile ... ok
[INFO] [stdout] test src/short.rs - short::ShortRead (line 18) ... ok
[INFO] [stdout] test src/short.rs - short::ShortRead (line 33) ... ok
[INFO] [stdout] test src/ignore.rs - ignore::Ignore (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e298b0bc342f3658a35f9680e60573d932db571e15fc84ee6bc66f2d4f2925a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e298b0bc342f3658a35f9680e60573d932db571e15fc84ee6bc66f2d4f2925a", kill_on_drop: false }`
[INFO] [stdout] 1e298b0bc342f3658a35f9680e60573d932db571e15fc84ee6bc66f2d4f2925a