[INFO] fetching crate dangerous 0.5.0...
[INFO] testing dangerous-0.5.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate dangerous 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dangerous 0.5.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dangerous 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dangerous 0.5.0
[INFO] tweaked toml for crates.io crate dangerous 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dangerous 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fa271826d3231f2ea1f5c0acefad8c46716b144e834bf6cfdae93fc528004ff
[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" "1fa271826d3231f2ea1f5c0acefad8c46716b144e834bf6cfdae93fc528004ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fa271826d3231f2ea1f5c0acefad8c46716b144e834bf6cfdae93fc528004ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa271826d3231f2ea1f5c0acefad8c46716b144e834bf6cfdae93fc528004ff", kill_on_drop: false }`
[INFO] [stdout] 1fa271826d3231f2ea1f5c0acefad8c46716b144e834bf6cfdae93fc528004ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b544bb90e06af0f72e685b474cd21476b2cc99aaf1b00a87426212ec972e094a
[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" "b544bb90e06af0f72e685b474cd21476b2cc99aaf1b00a87426212ec972e094a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bytecount v0.6.0
[INFO] [stderr]    Compiling dangerous v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "b544bb90e06af0f72e685b474cd21476b2cc99aaf1b00a87426212ec972e094a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b544bb90e06af0f72e685b474cd21476b2cc99aaf1b00a87426212ec972e094a", kill_on_drop: false }`
[INFO] [stdout] b544bb90e06af0f72e685b474cd21476b2cc99aaf1b00a87426212ec972e094a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c140e75df7ad2892ce47ee2499f4f1579612c988ff1e978d77df3dee4a433a9f
[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" "c140e75df7ad2892ce47ee2499f4f1579612c988ff1e978d77df3dee4a433a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling dangerous v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "c140e75df7ad2892ce47ee2499f4f1579612c988ff1e978d77df3dee4a433a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c140e75df7ad2892ce47ee2499f4f1579612c988ff1e978d77df3dee4a433a9f", kill_on_drop: false }`
[INFO] [stdout] c140e75df7ad2892ce47ee2499f4f1579612c988ff1e978d77df3dee4a433a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a69b4f901389e08ab8e12e658560c62765175197d32aab6e4957cfcd6c238d4
[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" "9a69b4f901389e08ab8e12e658560c62765175197d32aab6e4957cfcd6c238d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dangerous-b9c2c5981d55af5d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/common-a0dbddb853abf4bd
[INFO] [stdout] running 30 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_display-62f484646fb476ce
[INFO] [stdout] test display::section::tests::test_computed_head_str_short_non_ascii ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_short_non_ascii_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_over_min_width_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_single ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_non_ascii_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_over_min_width_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_min_width_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_short_non_ascii ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_single ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_last ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_bytes_last ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_long_head ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_long_middle ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_last_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_long_tail ... ok
[INFO] [stdout] test display::section::tests::test_computed_span_str_over_min_tail ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_min_width ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_min_width_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_short_non_ascii ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_short_non_ascii_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_single ... ok
[INFO] [stdout] test error::expected::tests::test_expected_size ... ok
[INFO] [stdout] test util::utf8::tests::test_char_iter ... ok
[INFO] [stdout] test util::utf8::tests::test_last_codepoint ... ok
[INFO] [stdout] test display::section::tests::test_computed_tail_str_over_min_width_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_min_width ... ok
[INFO] [stdout] test util::utf8::tests::test_first_codepoint ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_tail_str_min_width ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_short_bad_utf8 ... ok
[INFO] [stdout] test display::section::tests::test_computed_head_str_min_width_bad_utf8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_input-6466bd9a86f33c3e
[INFO] [stdout] test test_high_range_utf8 ... ok
[INFO] [stdout] test test_invalid_utf8 ... ok
[INFO] [stdout] test test_invalid_span_does_nothing ... ok
[INFO] [stdout] test test_valid_utf8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_as_dangerous ... ok
[INFO] [stdout] test test_to_dangerous_str_expected_length_fatal ... ok
[INFO] [stdout] test test_to_dangerous_non_empty ... ok
[INFO] [stdout] test test_is_within ... ok
[INFO] [stdout] test test_read_partial ... ok
[INFO] [stdout] test test_read_all ... ok
[INFO] [stdout] test test_read_infallible ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_reader-a06f957ff25f7915
[INFO] [stdout] test test_to_dangerous_str_expected_length ... ok
[INFO] [stdout] test test_as_dangerous_str ... ok
[INFO] [stdout] test test_to_dangerous_non_empty_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test_take_while ... ok
[INFO] [stdout] test test_take_consumed ... ok
[INFO] [stdout] test test_at_end ... ok
[INFO] [stdout] test test_take ... ok
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_take_remaining ... ok
[INFO] [stdout] test test_try_take_consumed ... ok
[INFO] [stdout] test test_peek_opt ... ok
[INFO] [stdout] test test_read_nums ... ok
[INFO] [stdout] test test_peek_eq ... ok
[INFO] [stdout] test test_try_skip_while ... ok
[INFO] [stdout] test test_peek ... ok
[INFO] [stdout] test test_try_take_while ... ok
[INFO] [stdout] test test_skip_while ... ok
[INFO] [stdout] test test_skip ... ok
[INFO] [stdout] test test_consume ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_usage-9e4e26c30dc01a5e
[INFO] [stdout] test test_streaming_usage_with_fatal_requirement ... ok
[INFO] [stderr]    Doc-tests dangerous
[INFO] [stdout] test test_streaming_usage_with_valid_requirement ... ok
[INFO] [stdout] test test_usage_with_fn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/input/mod.rs - input::Input::bound (line 99) ... ok
[INFO] [stdout] test src/error/fatal.rs - error::fatal::Fatal (line 20) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay (line 51) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay::head (line 132) ... ok
[INFO] [stdout] test src/input/mod.rs - input::Input::span_of (line 122) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader::try_expect_erased (line 437) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay::span (line 164) ... ok
[INFO] [stdout] test src/input/mod.rs - input::input (line 17) ... ok
[INFO] [stdout] test src/error/invalid.rs - error::invalid::Invalid (line 20) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader::try_take_consumed (line 210) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay::head_tail (line 116) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader::error (line 534) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay::tail (line 148) ... ok
[INFO] [stdout] test src/reader.rs - reader::Reader (line 40) ... ok
[INFO] [stdout] test src/display/input.rs - display::input::InputDisplay::full (line 185) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a69b4f901389e08ab8e12e658560c62765175197d32aab6e4957cfcd6c238d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a69b4f901389e08ab8e12e658560c62765175197d32aab6e4957cfcd6c238d4", kill_on_drop: false }`
[INFO] [stdout] 9a69b4f901389e08ab8e12e658560c62765175197d32aab6e4957cfcd6c238d4