[INFO] cloning repository https://github.com/mattbettcher/kb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattbettcher/kb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbettcher%2Fkb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbettcher%2Fkb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56b374f1c27c7d824123867128dace25e070f7e0
[INFO] checking mattbettcher/kb against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattbettcher%2Fkb" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattbettcher/kb on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattbettcher/kb
[INFO] finished tweaking git repo https://github.com/mattbettcher/kb
[INFO] tweaked toml for git repo https://github.com/mattbettcher/kb written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate git repo https://github.com/mattbettcher/kb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded ascii-canvas v3.0.0
[INFO] [stderr]   Downloaded pico-args v0.4.2
[INFO] [stderr]   Downloaded lalrpop-util v0.19.6
[INFO] [stderr]   Downloaded lalrpop v0.19.6
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41cecb6979a597046dedcbac0e78091b70acc65b4a710e2b937f28303727fd51
[INFO] running `Command { std: "docker" "start" "-a" "41cecb6979a597046dedcbac0e78091b70acc65b4a710e2b937f28303727fd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41cecb6979a597046dedcbac0e78091b70acc65b4a710e2b937f28303727fd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41cecb6979a597046dedcbac0e78091b70acc65b4a710e2b937f28303727fd51", kill_on_drop: false }`
[INFO] [stdout] 41cecb6979a597046dedcbac0e78091b70acc65b4a710e2b937f28303727fd51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149205ecb37d71ad22fb2e07ff674cc78442d80b99e7c8e2a4507d79e04a7594
[INFO] running `Command { std: "docker" "start" "-a" "149205ecb37d71ad22fb2e07ff674cc78442d80b99e7c8e2a4507d79e04a7594", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   lalrpop-util v0.19.6: lexer, regex
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling kb v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.35s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]    Compiling kb v0.1.0 (/tmp/fixit)
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]    |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:1767:31
[INFO] [stdout]      |
[INFO] [stdout] 1767 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3706:38
[INFO] [stdout]      |
[INFO] [stdout] 3706 | pub(crate) use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                      ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:358:34
[INFO] [stdout]     |
[INFO] [stdout] 358 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]     |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:2274:34
[INFO] [stdout]      |
[INFO] [stdout] 2274 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3681:45
[INFO] [stdout]      |
[INFO] [stdout] 3681 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                             ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]    |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:1767:31
[INFO] [stdout]      |
[INFO] [stdout] 1767 |     use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                               ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3706:38
[INFO] [stdout]      |
[INFO] [stdout] 3706 | pub(crate) use self::__lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                      ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:358:34
[INFO] [stdout]     |
[INFO] [stdout] 358 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]     |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:2274:34
[INFO] [stdout]      |
[INFO] [stdout] 2274 |         builder: __lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                  ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3681:45
[INFO] [stdout]      |
[INFO] [stdout] 3681 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                             ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3703:25
[INFO] [stdout]      |
[INFO] [stdout] 3703 |         __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
[INFO] [stdout]      |                         ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `__lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/kb-9cad0798942826e2/out/kb.rs:3703:25
[INFO] [stdout]      |
[INFO] [stdout] 3703 |         __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
[INFO] [stdout]      |                         ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kb` due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "149205ecb37d71ad22fb2e07ff674cc78442d80b99e7c8e2a4507d79e04a7594", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149205ecb37d71ad22fb2e07ff674cc78442d80b99e7c8e2a4507d79e04a7594", kill_on_drop: false }`
[INFO] [stdout] 149205ecb37d71ad22fb2e07ff674cc78442d80b99e7c8e2a4507d79e04a7594