[INFO] fetching crate bnf_sampler 0.3.5...
[INFO] testing bnf_sampler-0.3.5 against 1.75.0 for beta-1.76-1
[INFO] extracting crate bnf_sampler 0.3.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bnf_sampler 0.3.5 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bnf_sampler 0.3.5
[INFO] finished tweaking crates.io crate bnf_sampler 0.3.5
[INFO] tweaked toml for crates.io crate bnf_sampler 0.3.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mimalloc v0.1.39
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.35
[INFO] [stderr]   Downloaded bnf v0.5.0
[INFO] [stderr]   Downloaded qp-trie v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29f14debb011f5b9ca7604a31f307d292e19fd2c01cd65bb18ce78b74ef693a2
[INFO] running `Command { std: "docker" "start" "-a" "29f14debb011f5b9ca7604a31f307d292e19fd2c01cd65bb18ce78b74ef693a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29f14debb011f5b9ca7604a31f307d292e19fd2c01cd65bb18ce78b74ef693a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f14debb011f5b9ca7604a31f307d292e19fd2c01cd65bb18ce78b74ef693a2", kill_on_drop: false }`
[INFO] [stdout] 29f14debb011f5b9ca7604a31f307d292e19fd2c01cd65bb18ce78b74ef693a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 662ba256d1c476051cfec6ef8b05256294ee64844df30ec9a4a2f4acd0871a8d
[INFO] running `Command { std: "docker" "start" "-a" "662ba256d1c476051cfec6ef8b05256294ee64844df30ec9a4a2f4acd0871a8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling qp-trie v0.8.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[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 libmimalloc-sys v0.1.35
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling mimalloc v0.1.39
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling bnf v0.5.0
[INFO] [stderr]    Compiling bnf_sampler v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "662ba256d1c476051cfec6ef8b05256294ee64844df30ec9a4a2f4acd0871a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662ba256d1c476051cfec6ef8b05256294ee64844df30ec9a4a2f4acd0871a8d", kill_on_drop: false }`
[INFO] [stdout] 662ba256d1c476051cfec6ef8b05256294ee64844df30ec9a4a2f4acd0871a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c5ef00be5597bc6b92fdc0dfc3a40d20c57c3bdbf42259c4a7b118b53ac8873
[INFO] running `Command { std: "docker" "start" "-a" "9c5ef00be5597bc6b92fdc0dfc3a40d20c57c3bdbf42259c4a7b118b53ac8873", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bnf_sampler v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "9c5ef00be5597bc6b92fdc0dfc3a40d20c57c3bdbf42259c4a7b118b53ac8873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5ef00be5597bc6b92fdc0dfc3a40d20c57c3bdbf42259c4a7b118b53ac8873", kill_on_drop: false }`
[INFO] [stdout] 9c5ef00be5597bc6b92fdc0dfc3a40d20c57c3bdbf42259c4a7b118b53ac8873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d1febd8e73f40f957e375898c578f56a1559e8c7ae928d7273314ed3833d1e2
[INFO] running `Command { std: "docker" "start" "-a" "3d1febd8e73f40f957e375898c578f56a1559e8c7ae928d7273314ed3833d1e2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stderr]   --> src/sampler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/sampler.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]    --> src/sampler.rs:260:33
[INFO] [stderr]     |
[INFO] [stderr] 260 | ...                   let now = Instant::now();
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bnf_sampler` (lib) generated 3 warnings (run `cargo fix --lib -p bnf_sampler` to apply 3 suggestions)
[INFO] [stderr] warning: `bnf_sampler` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bnf_sampler-c68033f18728f675)
[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]    Doc-tests bnf_sampler
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/utils.rs - utils::fix_utf8_escape (line 131) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/utils.rs - utils::fix_utf8_escape (line 131) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]  --> src/utils.rs:132:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | "\\symbol", ["\\", "symbol"]
[INFO] [stdout]   |           ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/utils.rs - utils::fix_utf8_escape (line 131)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "3d1febd8e73f40f957e375898c578f56a1559e8c7ae928d7273314ed3833d1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1febd8e73f40f957e375898c578f56a1559e8c7ae928d7273314ed3833d1e2", kill_on_drop: false }`
[INFO] [stdout] 3d1febd8e73f40f957e375898c578f56a1559e8c7ae928d7273314ed3833d1e2
[INFO] testing bnf_sampler-0.3.5 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate bnf_sampler 0.3.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate bnf_sampler 0.3.5 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bnf_sampler 0.3.5
[INFO] finished tweaking crates.io crate bnf_sampler 0.3.5
[INFO] tweaked toml for crates.io crate bnf_sampler 0.3.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fe309b4b71284e059b0c52a90a51a7760373286a63939a84820faffc649c1f6
[INFO] running `Command { std: "docker" "start" "-a" "0fe309b4b71284e059b0c52a90a51a7760373286a63939a84820faffc649c1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe309b4b71284e059b0c52a90a51a7760373286a63939a84820faffc649c1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe309b4b71284e059b0c52a90a51a7760373286a63939a84820faffc649c1f6", kill_on_drop: false }`
[INFO] [stdout] 0fe309b4b71284e059b0c52a90a51a7760373286a63939a84820faffc649c1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f07ac9465db5121b3206b0d7df7e8fd8ab9e7cc7c66f6b81348a3c28cd2be764
[INFO] running `Command { std: "docker" "start" "-a" "f07ac9465db5121b3206b0d7df7e8fd8ab9e7cc7c66f6b81348a3c28cd2be764", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling qp-trie v0.8.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[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 libmimalloc-sys v0.1.35
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling mimalloc v0.1.39
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling bnf v0.5.0
[INFO] [stderr]    Compiling bnf_sampler v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "f07ac9465db5121b3206b0d7df7e8fd8ab9e7cc7c66f6b81348a3c28cd2be764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07ac9465db5121b3206b0d7df7e8fd8ab9e7cc7c66f6b81348a3c28cd2be764", kill_on_drop: false }`
[INFO] [stdout] f07ac9465db5121b3206b0d7df7e8fd8ab9e7cc7c66f6b81348a3c28cd2be764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c14f9f0cf71d222282a57c1d159e66695b98151439589cc3f4cfccd324f600a7
[INFO] running `Command { std: "docker" "start" "-a" "c14f9f0cf71d222282a57c1d159e66695b98151439589cc3f4cfccd324f600a7", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bnf_sampler v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stdout]   --> src/sampler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]   --> src/sampler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::cmp;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now`
[INFO] [stdout]    --> src/sampler.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 | ...                   let now = Instant::now();
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "c14f9f0cf71d222282a57c1d159e66695b98151439589cc3f4cfccd324f600a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14f9f0cf71d222282a57c1d159e66695b98151439589cc3f4cfccd324f600a7", kill_on_drop: false }`
[INFO] [stdout] c14f9f0cf71d222282a57c1d159e66695b98151439589cc3f4cfccd324f600a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f03aed5c9eba2193170b59b1be5f383a0850e86f6c606e820ea3f703e2fa761
[INFO] running `Command { std: "docker" "start" "-a" "4f03aed5c9eba2193170b59b1be5f383a0850e86f6c606e820ea3f703e2fa761", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::utils::SliceU8Wrapper`
[INFO] [stderr]   --> src/sampler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::utils::SliceU8Wrapper;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]   --> src/sampler.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::cmp;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `now`
[INFO] [stderr]    --> src/sampler.rs:260:33
[INFO] [stderr]     |
[INFO] [stderr] 260 | ...                   let now = Instant::now();
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bnf_sampler` (lib) generated 3 warnings (run `cargo fix --lib -p bnf_sampler` to apply 3 suggestions)
[INFO] [stderr] warning: `bnf_sampler` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bnf_sampler-769e0720be2aeb20)
[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]    Doc-tests bnf_sampler
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/utils.rs - utils::fix_utf8_escape (line 131) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/utils.rs - utils::fix_utf8_escape (line 131) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]  --> src/utils.rs:132:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | "\\symbol", ["\\", "symbol"]
[INFO] [stdout]   |           ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/utils.rs - utils::fix_utf8_escape (line 131)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4f03aed5c9eba2193170b59b1be5f383a0850e86f6c606e820ea3f703e2fa761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f03aed5c9eba2193170b59b1be5f383a0850e86f6c606e820ea3f703e2fa761", kill_on_drop: false }`
[INFO] [stdout] 4f03aed5c9eba2193170b59b1be5f383a0850e86f6c606e820ea3f703e2fa761
