[INFO] fetching crate fixed-buffer 0.1.7...
[INFO] testing fixed-buffer-0.1.7 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate fixed-buffer 0.1.7 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate fixed-buffer 0.1.7 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer 0.1.7
[INFO] finished tweaking crates.io crate fixed-buffer 0.1.7
[INFO] tweaked toml for crates.io crate fixed-buffer 0.1.7 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate fixed-buffer 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--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: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b78f8b30e8e46887075c0e3fa4e25637884a7186b0d709743832f29d8c97f86
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b78f8b30e8e46887075c0e3fa4e25637884a7186b0d709743832f29d8c97f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b78f8b30e8e46887075c0e3fa4e25637884a7186b0d709743832f29d8c97f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b78f8b30e8e46887075c0e3fa4e25637884a7186b0d709743832f29d8c97f86", kill_on_drop: false }`
[INFO] [stdout] 2b78f8b30e8e46887075c0e3fa4e25637884a7186b0d709743832f29d8c97f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84658e1bdf44b74873551805f71b84de83234578b23c768d58383e2824094895
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84658e1bdf44b74873551805f71b84de83234578b23c768d58383e2824094895", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling mio v0.7.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling tokio v0.3.2
[INFO] [stderr]    Compiling fixed-buffer v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.42s
[INFO] running `Command { std: "docker" "inspect" "84658e1bdf44b74873551805f71b84de83234578b23c768d58383e2824094895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84658e1bdf44b74873551805f71b84de83234578b23c768d58383e2824094895", kill_on_drop: false }`
[INFO] [stdout] 84658e1bdf44b74873551805f71b84de83234578b23c768d58383e2824094895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61c50e90a5ca78c3f3bcd860c7bb6c66d1a80d8300eafae3e5bb6948d02dab0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61c50e90a5ca78c3f3bcd860c7bb6c66d1a80d8300eafae3e5bb6948d02dab0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling tokio-test v0.3.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling jemalloc-ctl v0.3.3
[INFO] [stderr]    Compiling fixed-buffer v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "61c50e90a5ca78c3f3bcd860c7bb6c66d1a80d8300eafae3e5bb6948d02dab0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c50e90a5ca78c3f3bcd860c7bb6c66d1a80d8300eafae3e5bb6948d02dab0f", kill_on_drop: false }`
[INFO] [stdout] 61c50e90a5ca78c3f3bcd860c7bb6c66d1a80d8300eafae3e5bb6948d02dab0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b55114c098eb19b479c9872b42e9d0d401244c2490ebda327f34ca8d304a57b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b55114c098eb19b479c9872b42e9d0d401244c2490ebda327f34ca8d304a57b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fixed_buffer-448eeaa95c3fd196
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::test_array_constructors ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::test_box_array_constructors ... ok
[INFO] [stdout] test tests::test_capacity ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_async_read ... ok
[INFO] [stdout] test tests::test_async_write ... ok
[INFO] [stdout] test tests::test_is_empty ... ok
[INFO] [stdout] test tests::test_default ... ok
[INFO] [stdout] test tests::test_read_all ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_filled_array ... ok
[INFO] [stdout] test tests::test_escape_ascii ... ok
[INFO] [stdout] test tests::test_filled_const ... ok
[INFO] [stdout] test tests::test_filled_box_array ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_readable_and_read ... ok
[INFO] [stdout] test tests::test_slice_constructor ... ok
[INFO] [stdout] test tests::test_read_delimited_eof ... ok
[INFO] [stdout] test tests::test_std_io_read ... ok
[INFO] [stdout] test tests::test_std_io_write ... ok
[INFO] [stdout] test tests::test_write_str ... ok
[INFO] [stdout] test tests::test_read_delimited_already_in_buffer ... ok
[INFO] [stdout] test tests::test_read_delimited_not_found_buffer_almost_full ... ok
[INFO] [stdout] test tests::test_writable_and_wrote ... ok
[INFO] [stdout] test tests::test_read_delimited_empty ... ok
[INFO] [stdout] test tests::test_read_delimited_found ... ok
[INFO] [stdout] test tests::test_read_delimited_long_delimiter ... ok
[INFO] [stdout] test tests::test_read_delimited_found_with_leftover ... ok
[INFO] [stdout] test tests::test_read_delimited_example ... ok
[INFO] [stdout] test tests::test_read_delimited_not_found_eof ... ok
[INFO] [stdout] test tests::test_read_delimited_not_found_buffer_full ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_new_box_slice ... ok
[INFO] [stdout] test tests::test_static_fixed_buf ... ok
[INFO] [stdout] test tests::test_read_too_much ... ok
[INFO] [stdout] test tests::test_wrote_too_much ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixed-buffer
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::new (line 95) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::escape_ascii (line 242) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::read_delimited (line 406) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::new (line 86) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::filled (line 198) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::writable (line 558) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::len (line 148) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::write_bytes (line 517) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::capacity (line 220) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::is_empty (line 168) ... ok
[INFO] [stdout] test src/lib.rs - escape_ascii (line 15) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::write_str (line 491) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::readable (line 267) ... ok
[INFO] [stdout] test src/lib.rs - FixedBuf<T>::read_delimited (line 392) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b55114c098eb19b479c9872b42e9d0d401244c2490ebda327f34ca8d304a57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b55114c098eb19b479c9872b42e9d0d401244c2490ebda327f34ca8d304a57b", kill_on_drop: false }`
[INFO] [stdout] 3b55114c098eb19b479c9872b42e9d0d401244c2490ebda327f34ca8d304a57b