[INFO] fetching crate jujutsu-lib 0.2.0...
[INFO] checking jujutsu-lib-0.2.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate jujutsu-lib 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jujutsu-lib 0.2.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jujutsu-lib 0.2.0
[INFO] finished tweaking crates.io crate jujutsu-lib 0.2.0
[INFO] tweaked toml for crates.io crate jujutsu-lib 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a14d094272d3e06339b347df48cc5a54303b4218665dd5b754faf2f146ac25f
[INFO] running `Command { std: "docker" "start" "-a" "5a14d094272d3e06339b347df48cc5a54303b4218665dd5b754faf2f146ac25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a14d094272d3e06339b347df48cc5a54303b4218665dd5b754faf2f146ac25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a14d094272d3e06339b347df48cc5a54303b4218665dd5b754faf2f146ac25f", kill_on_drop: false }`
[INFO] [stdout] 5a14d094272d3e06339b347df48cc5a54303b4218665dd5b754faf2f146ac25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6595546f40a0bdd2a881c49dc747ecfd4d1244e9e770c86a9b3eb1504f65608f
[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" "6595546f40a0bdd2a881c49dc747ecfd4d1244e9e770c86a9b3eb1504f65608f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling test-case v1.2.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling libgit2-sys v0.12.25+1.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling protobuf-codegen v2.25.2
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.25.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling jujutsu-lib v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking git2 v0.13.24
[INFO] [stderr]     Checking zstd v0.6.1+zstd.1.4.9
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1080:9
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         assert_matches!(parse(" ,, @ "), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1082:9
[INFO] [stdout]      |
[INFO] [stdout] 1082 |         assert_matches!(parse("foo | :"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1127:9
[INFO] [stdout]      |
[INFO] [stdout] 1127 |         assert_matches!(parse(",,foo,,"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1128:9
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         assert_matches!(parse(",,,,foo"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1129:9
[INFO] [stdout]      |
[INFO] [stdout] 1129 |         assert_matches!(parse("foo,,,,"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1130:9
[INFO] [stdout]      |
[INFO] [stdout] 1130 |         assert_matches!(parse("foo,,,,bar"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1131:9
[INFO] [stdout]      |
[INFO] [stdout] 1131 |         assert_matches!(parse(",,foo,,bar"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1132:9
[INFO] [stdout]      |
[INFO] [stdout] 1132 |         assert_matches!(parse("foo,,bar,,"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `assert_matches` in this scope
[INFO] [stdout]     --> src/revset.rs:1190:9
[INFO] [stdout]      |
[INFO] [stdout] 1190 |         assert_matches!(parse("parents(@"), Err(RevsetParseError::SyntaxError(_)));
[INFO] [stdout]      |         ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider importing one of these items:
[INFO] [stdout]              std::assert_matches::assert_matches
[INFO] [stdout]              core::assert_matches::assert_matches
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jujutsu-lib` due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field is never read: `config`
[INFO] [stdout]   --> src/settings.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     config: config::Config,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6595546f40a0bdd2a881c49dc747ecfd4d1244e9e770c86a9b3eb1504f65608f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6595546f40a0bdd2a881c49dc747ecfd4d1244e9e770c86a9b3eb1504f65608f", kill_on_drop: false }`
[INFO] [stdout] 6595546f40a0bdd2a881c49dc747ecfd4d1244e9e770c86a9b3eb1504f65608f