[INFO] fetching crate prepeek 0.1.2...
[INFO] testing prepeek-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate prepeek 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate prepeek 0.1.2
[INFO] finished tweaking crates.io crate prepeek 0.1.2
[INFO] tweaked toml for crates.io crate prepeek 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prepeek 0.1.2 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]     Blocking waiting for file lock on package cache
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f933bb66b89767ef2e1f6c541880f92fccb482370b5b98602dcbbdcc7d3d86b1
[INFO] running `Command { std: "docker" "start" "-a" "f933bb66b89767ef2e1f6c541880f92fccb482370b5b98602dcbbdcc7d3d86b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f933bb66b89767ef2e1f6c541880f92fccb482370b5b98602dcbbdcc7d3d86b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f933bb66b89767ef2e1f6c541880f92fccb482370b5b98602dcbbdcc7d3d86b1", kill_on_drop: false }`
[INFO] [stdout] f933bb66b89767ef2e1f6c541880f92fccb482370b5b98602dcbbdcc7d3d86b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b56a9aa43adbb7d568f6800641c2050a52652d1d380f6c28a0ac6118d40cdfe2
[INFO] running `Command { std: "docker" "start" "-a" "b56a9aa43adbb7d568f6800641c2050a52652d1d380f6c28a0ac6118d40cdfe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling prepeek v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "b56a9aa43adbb7d568f6800641c2050a52652d1d380f6c28a0ac6118d40cdfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56a9aa43adbb7d568f6800641c2050a52652d1d380f6c28a0ac6118d40cdfe2", kill_on_drop: false }`
[INFO] [stdout] b56a9aa43adbb7d568f6800641c2050a52652d1d380f6c28a0ac6118d40cdfe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a509583ea11cf65131d85152eabed420202b29bfc3ee06fbad8a4e9da67af229
[INFO] running `Command { std: "docker" "start" "-a" "a509583ea11cf65131d85152eabed420202b29bfc3ee06fbad8a4e9da67af229", kill_on_drop: false }`
[INFO] [stderr]    Compiling prepeek v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "a509583ea11cf65131d85152eabed420202b29bfc3ee06fbad8a4e9da67af229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a509583ea11cf65131d85152eabed420202b29bfc3ee06fbad8a4e9da67af229", kill_on_drop: false }`
[INFO] [stdout] a509583ea11cf65131d85152eabed420202b29bfc3ee06fbad8a4e9da67af229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4a3cd0d0c584e9630cd01c1ead8ecf58f5a1eb17bf0a7a53a433e00ddce4c91a
[INFO] running `Command { std: "docker" "start" "-a" "4a3cd0d0c584e9630cd01c1ead8ecf58f5a1eb17bf0a7a53a433e00ddce4c91a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prepeek-67e7c94f721408a4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_overallocated ... ok
[INFO] [stderr]    Doc-tests prepeek
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_no_prefetch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Prepeek<I,L>::peek (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Prepeek<I,L>::peek_nth (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a3cd0d0c584e9630cd01c1ead8ecf58f5a1eb17bf0a7a53a433e00ddce4c91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3cd0d0c584e9630cd01c1ead8ecf58f5a1eb17bf0a7a53a433e00ddce4c91a", kill_on_drop: false }`
[INFO] [stdout] 4a3cd0d0c584e9630cd01c1ead8ecf58f5a1eb17bf0a7a53a433e00ddce4c91a