[INFO] fetching crate iowrap 0.2.1...
[INFO] testing iowrap-0.2.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate iowrap 0.2.1 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iowrap 0.2.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5488887c49a0ba359eb52518a237b963caf938b09b2efbf87aa59c077ce7233d
[INFO] running `Command { std: "docker" "start" "-a" "5488887c49a0ba359eb52518a237b963caf938b09b2efbf87aa59c077ce7233d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5488887c49a0ba359eb52518a237b963caf938b09b2efbf87aa59c077ce7233d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5488887c49a0ba359eb52518a237b963caf938b09b2efbf87aa59c077ce7233d", kill_on_drop: false }`
[INFO] [stdout] 5488887c49a0ba359eb52518a237b963caf938b09b2efbf87aa59c077ce7233d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e994c51be1ae240e5720cfe55c86237fb268a8897835f12c11b00aa09af2712
[INFO] running `Command { std: "docker" "start" "-a" "1e994c51be1ae240e5720cfe55c86237fb268a8897835f12c11b00aa09af2712", kill_on_drop: false }`
[INFO] [stderr]    Compiling iowrap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "1e994c51be1ae240e5720cfe55c86237fb268a8897835f12c11b00aa09af2712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e994c51be1ae240e5720cfe55c86237fb268a8897835f12c11b00aa09af2712", kill_on_drop: false }`
[INFO] [stdout] 1e994c51be1ae240e5720cfe55c86237fb268a8897835f12c11b00aa09af2712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b9b8c78eaab1e8966cb58337d1d7fc6a90a64795f9694945cf6269150e5dcc6
[INFO] running `Command { std: "docker" "start" "-a" "6b9b8c78eaab1e8966cb58337d1d7fc6a90a64795f9694945cf6269150e5dcc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling iowrap v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "6b9b8c78eaab1e8966cb58337d1d7fc6a90a64795f9694945cf6269150e5dcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9b8c78eaab1e8966cb58337d1d7fc6a90a64795f9694945cf6269150e5dcc6", kill_on_drop: false }`
[INFO] [stdout] 6b9b8c78eaab1e8966cb58337d1d7fc6a90a64795f9694945cf6269150e5dcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b571710d9b302f750e4e498b775adc8237aa709f3d011a153c7a78b100f3e7d
[INFO] running `Command { std: "docker" "start" "-a" "7b571710d9b302f750e4e498b775adc8237aa709f3d011a153c7a78b100f3e7d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iowrap-2e439f86c1e79b97)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test eof::tests::interrupted_read ... ok
[INFO] [stdout] test eof::tests::smoke_cursor ... ok
[INFO] [stdout] test many::tests::short_read ... ok
[INFO] [stdout] test many::tests::interrupted_read ... ok
[INFO] [stdout] test short::tests::interrupt ... ok
[INFO] [stdout] test short::tests::std_bufreader_leaves_us_alone ... ok
[INFO] [stdout] test var_buf::tests::double_fill ... ok
[INFO] [stdout] test short::tests::shorten ... ok
[INFO] [stdout] test var_buf::tests::eof ... ok
[INFO] [stdout] test var_buf::tests::read_then_fill ... ok
[INFO] [stdout] test var_buf::tests::read_short ... ok
[INFO] [stdout] test pos::tests::smoke_cursor ... ok
[INFO] [stdout] test var_buf::tests::fill_then_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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/ignore.rs - ignore::Ignore (line 21) ... ok
[INFO] [stdout] test src/short.rs - short::ShortRead (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b571710d9b302f750e4e498b775adc8237aa709f3d011a153c7a78b100f3e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b571710d9b302f750e4e498b775adc8237aa709f3d011a153c7a78b100f3e7d", kill_on_drop: false }`
[INFO] [stdout] 7b571710d9b302f750e4e498b775adc8237aa709f3d011a153c7a78b100f3e7d