[INFO] fetching crate peekable-buffer 1.0.0...
[INFO] testing peekable-buffer-1.0.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate peekable-buffer 1.0.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate peekable-buffer 1.0.0
[INFO] finished tweaking crates.io crate peekable-buffer 1.0.0
[INFO] tweaked toml for crates.io crate peekable-buffer 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate peekable-buffer 1.0.0 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] [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] [stderr]     Blocking waiting for file lock on package cache
[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] dd7a0c54737f6d1b71a8e84dcfd4072cc8f189e227217de2457db714396c45f2
[INFO] running `Command { std: "docker" "start" "-a" "dd7a0c54737f6d1b71a8e84dcfd4072cc8f189e227217de2457db714396c45f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7a0c54737f6d1b71a8e84dcfd4072cc8f189e227217de2457db714396c45f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7a0c54737f6d1b71a8e84dcfd4072cc8f189e227217de2457db714396c45f2", kill_on_drop: false }`
[INFO] [stdout] dd7a0c54737f6d1b71a8e84dcfd4072cc8f189e227217de2457db714396c45f2
[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] 3ae6418acf3e7f763638ebd96d8e400326afe9813fc877ad7f0d626ecbd97f58
[INFO] running `Command { std: "docker" "start" "-a" "3ae6418acf3e7f763638ebd96d8e400326afe9813fc877ad7f0d626ecbd97f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling peekable-buffer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "3ae6418acf3e7f763638ebd96d8e400326afe9813fc877ad7f0d626ecbd97f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae6418acf3e7f763638ebd96d8e400326afe9813fc877ad7f0d626ecbd97f58", kill_on_drop: false }`
[INFO] [stdout] 3ae6418acf3e7f763638ebd96d8e400326afe9813fc877ad7f0d626ecbd97f58
[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] aa117583d3771bd8e9a93957041dfe811d5c5321f9fe19d37dd3013e7d545939
[INFO] running `Command { std: "docker" "start" "-a" "aa117583d3771bd8e9a93957041dfe811d5c5321f9fe19d37dd3013e7d545939", kill_on_drop: false }`
[INFO] [stderr]    Compiling peekable-buffer v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "aa117583d3771bd8e9a93957041dfe811d5c5321f9fe19d37dd3013e7d545939", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa117583d3771bd8e9a93957041dfe811d5c5321f9fe19d37dd3013e7d545939", kill_on_drop: false }`
[INFO] [stdout] aa117583d3771bd8e9a93957041dfe811d5c5321f9fe19d37dd3013e7d545939
[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] ed40e9af34e25cae991462951c12c2fd1a140c676ac61c639480432514cb03d7
[INFO] running `Command { std: "docker" "start" "-a" "ed40e9af34e25cae991462951c12c2fd1a140c676ac61c639480432514cb03d7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peekable_buffer-57ed14b797fceb09)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::test_accept ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_is_at_end ... ok
[INFO] [stdout] test tests::test_lookaround_peek_current ... ok
[INFO] [stdout] test tests::test_pos_consume ... ok
[INFO] [stdout] test tests::test_readme_example ... ok
[INFO] [stdout] test tests::test_set_pos ... ok
[INFO] [stdout] test tests::test_shift_advance ... ok
[INFO] [stdout] test tests::test_slice_between ... ok
[INFO] [stdout] test tests::test_slice_from ... ok
[INFO] [stdout] test tests::test_take_while_consumes_part_of_stream ... ok
[INFO] [stdout] test tests::test_take ... ok
[INFO] [stdout] test tests::test_take_while_predicate_consumes_entire_stream ... ok
[INFO] [stdout] test tests::test_take_while_predicate_consumes_no_elements ... ok
[INFO] [stdout] test tests::test_slice_between_panicking - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests peekable_buffer
[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" "ed40e9af34e25cae991462951c12c2fd1a140c676ac61c639480432514cb03d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed40e9af34e25cae991462951c12c2fd1a140c676ac61c639480432514cb03d7", kill_on_drop: false }`
[INFO] [stdout] ed40e9af34e25cae991462951c12c2fd1a140c676ac61c639480432514cb03d7