[INFO] cloning repository https://github.com/rust-lang-nursery/polonius
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/polonius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 741e6095fe50f468982d4d253e842eb7d12ed9d3
[INFO] checking rust-lang-nursery/polonius against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/polonius 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] removed /workspace/builds/worker-60/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/polonius
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/polonius
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/polonius written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/polonius 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 pico-args v0.2.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.5
[INFO] [stderr]   Downloaded lalrpop v0.19.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 931c2584b16c85667b9c77930ec892480c7bc07e6642ddb9e2c4c5e7e8ef0861
[INFO] running `Command { std: "docker" "start" "-a" "931c2584b16c85667b9c77930ec892480c7bc07e6642ddb9e2c4c5e7e8ef0861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "931c2584b16c85667b9c77930ec892480c7bc07e6642ddb9e2c4c5e7e8ef0861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931c2584b16c85667b9c77930ec892480c7bc07e6642ddb9e2c4c5e7e8ef0861", kill_on_drop: false }`
[INFO] [stdout] 931c2584b16c85667b9c77930ec892480c7bc07e6642ddb9e2c4c5e7e8ef0861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 306cd31c9f4a1167e330ea5346ed75cdfc387b666a1705e9b1ca60bd9f5e43ec
[INFO] running `Command { std: "docker" "start" "-a" "306cd31c9f4a1167e330ea5346ed75cdfc387b666a1705e9b1ca60bd9f5e43ec", 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 v0.19.5: lexer, regex
[INFO] [stderr] 
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking datafrog v2.0.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking pico-args v0.2.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking polonius-engine v0.13.0 (/tmp/fixit/polonius-engine)
[INFO] [stderr]    Migrating polonius-engine/src/lib.rs from 2015 edition to 2018
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]        Fixed polonius-engine/src/lib.rs (5 fixes)
[INFO] [stderr]     Checking lalrpop-util v0.19.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.5
[INFO] [stderr]     Checking polonius v0.7.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling polonius-parser v0.4.0 (/tmp/fixit/polonius-parser)
[INFO] [stderr]    Migrating polonius-parser/build.rs from 2015 edition to 2018
[INFO] [stderr]    Migrating polonius-parser/src/lib.rs from 2015 edition to 2018
[INFO] [stderr]        Fixed /opt/rustwide/target/debug/build/polonius-parser-5b6b8370f69e0648/out/parser.rs (3 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lalrpop-util v0.19.5
[INFO] [stderr]     Checking polonius-engine v0.13.0 (/tmp/fixit/polonius-engine)
[INFO] [stderr]     Checking polonius-parser v0.4.0 (/tmp/fixit/polonius-parser)
[INFO] [stdout] error[E0432]: unresolved import `self::__lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/polonius-parser-5b6b8370f69e0648/out/parser.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5450:38
[INFO] [stdout]      |
[INFO] [stdout] 5450 | 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/polonius-parser-5b6b8370f69e0648/out/parser.rs:1214:34
[INFO] [stdout]      |
[INFO] [stdout] 1214 |         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/polonius-parser-5b6b8370f69e0648/out/parser.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |     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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5415:45
[INFO] [stdout]      |
[INFO] [stdout] 5415 |     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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5450:38
[INFO] [stdout]      |
[INFO] [stdout] 5450 | 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/polonius-parser-5b6b8370f69e0648/out/parser.rs:1214:34
[INFO] [stdout]      |
[INFO] [stdout] 1214 |         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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5447:25
[INFO] [stdout]      |
[INFO] [stdout] 5447 |         __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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5415:45
[INFO] [stdout]      |
[INFO] [stdout] 5415 |     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/polonius-parser-5b6b8370f69e0648/out/parser.rs:5447:25
[INFO] [stdout]      |
[INFO] [stdout] 5447 |         __lalrpop_util::lexer::MatcherBuilder::new(__strs.iter().copied()).unwrap()
[INFO] [stdout]      |                         ^^^^^ could not find `lexer` in `__lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking polonius v0.7.0 (/tmp/fixit)
[INFO] [stdout] error: aborting due to 5 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 `polonius-parser` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 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: 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" "306cd31c9f4a1167e330ea5346ed75cdfc387b666a1705e9b1ca60bd9f5e43ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306cd31c9f4a1167e330ea5346ed75cdfc387b666a1705e9b1ca60bd9f5e43ec", kill_on_drop: false }`
[INFO] [stdout] 306cd31c9f4a1167e330ea5346ed75cdfc387b666a1705e9b1ca60bd9f5e43ec