[INFO] fetching crate better_peekable 0.2.4...
[INFO] testing better_peekable-0.2.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate better_peekable 0.2.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate better_peekable 0.2.4
[INFO] finished tweaking crates.io crate better_peekable 0.2.4
[INFO] tweaked toml for crates.io crate better_peekable 0.2.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate better_peekable 0.2.4 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f425ddfd221a2fd823533c40eb1aa5430ebe4b6c193953587ce86c56412c7fab
[INFO] running `Command { std: "docker" "start" "-a" "f425ddfd221a2fd823533c40eb1aa5430ebe4b6c193953587ce86c56412c7fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f425ddfd221a2fd823533c40eb1aa5430ebe4b6c193953587ce86c56412c7fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f425ddfd221a2fd823533c40eb1aa5430ebe4b6c193953587ce86c56412c7fab", kill_on_drop: false }`
[INFO] [stdout] f425ddfd221a2fd823533c40eb1aa5430ebe4b6c193953587ce86c56412c7fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] af4ef9123d6419adfc2995ea0732a1ff24dbc461f2ad7d03dc31ed1cd13ddd9e
[INFO] running `Command { std: "docker" "start" "-a" "af4ef9123d6419adfc2995ea0732a1ff24dbc461f2ad7d03dc31ed1cd13ddd9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling better_peekable v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "af4ef9123d6419adfc2995ea0732a1ff24dbc461f2ad7d03dc31ed1cd13ddd9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4ef9123d6419adfc2995ea0732a1ff24dbc461f2ad7d03dc31ed1cd13ddd9e", kill_on_drop: false }`
[INFO] [stdout] af4ef9123d6419adfc2995ea0732a1ff24dbc461f2ad7d03dc31ed1cd13ddd9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4a60ab2f979f93fee6486ed3f029846e5f866f8ec19be1d85cb7ea600139584a
[INFO] running `Command { std: "docker" "start" "-a" "4a60ab2f979f93fee6486ed3f029846e5f866f8ec19be1d85cb7ea600139584a", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling better_peekable v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "4a60ab2f979f93fee6486ed3f029846e5f866f8ec19be1d85cb7ea600139584a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a60ab2f979f93fee6486ed3f029846e5f866f8ec19be1d85cb7ea600139584a", kill_on_drop: false }`
[INFO] [stdout] 4a60ab2f979f93fee6486ed3f029846e5f866f8ec19be1d85cb7ea600139584a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 02856017c60d7eac564f5816baecece44f5ff3625957d559a822efc8465798a5
[INFO] running `Command { std: "docker" "start" "-a" "02856017c60d7eac564f5816baecece44f5ff3625957d559a822efc8465798a5", 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/better_peekable-326a7dca9310b36c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_suite.rs (/opt/rustwide/target/debug/deps/test_suite-6ef9ccddfaa5b4c5)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test better_peekable_api ... ok
[INFO] [stdout] test better_peekable_heap_data ... ok
[INFO] [stdout] test double_ended_iterator_methods_against_standard_iterator ... ok
[INFO] [stdout] test double_ended_sanity_check ... ok
[INFO] [stdout] test iterations ... ok
[INFO] [stdout] test iterator_methods_against_peekable ... ok
[INFO] [stdout] test double_ended_iterator_methods_against_standard_peekable ... ok
[INFO] [stderr]    Doc-tests better_peekable
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "02856017c60d7eac564f5816baecece44f5ff3625957d559a822efc8465798a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02856017c60d7eac564f5816baecece44f5ff3625957d559a822efc8465798a5", kill_on_drop: false }`
[INFO] [stdout] 02856017c60d7eac564f5816baecece44f5ff3625957d559a822efc8465798a5