[INFO] cloning repository https://github.com/moyix/synthehol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/moyix/synthehol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3845971ebaf88033e36cfcfde48d1f088d6b1fd6 [INFO] checking moyix/synthehol against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmoyix%2Fsynthehol" "/workspace/builds/worker-32/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/moyix/synthehol 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/moyix/synthehol [INFO] finished tweaking git repo https://github.com/moyix/synthehol [INFO] tweaked toml for git repo https://github.com/moyix/synthehol written to /workspace/builds/worker-32/source/Cargo.toml [INFO] crate git repo https://github.com/moyix/synthehol 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 z3 v0.6.0 [INFO] [stderr] Downloaded z3-sys v0.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 83b7295bf296b87c92d53624ce5fe0bc40df81f0e9a6d0218cb01637ce05c500 [INFO] running `Command { std: "docker" "start" "-a" "83b7295bf296b87c92d53624ce5fe0bc40df81f0e9a6d0218cb01637ce05c500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83b7295bf296b87c92d53624ce5fe0bc40df81f0e9a6d0218cb01637ce05c500", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83b7295bf296b87c92d53624ce5fe0bc40df81f0e9a6d0218cb01637ce05c500", kill_on_drop: false }` [INFO] [stdout] 83b7295bf296b87c92d53624ce5fe0bc40df81f0e9a6d0218cb01637ce05c500 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 9ec07c29a909831ccfe96903f92954419091ee454baaeb44c3811e16bc9c08e8 [INFO] running `Command { std: "docker" "start" "-a" "9ec07c29a909831ccfe96903f92954419091ee454baaeb44c3811e16bc9c08e8", 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 v0.19.0 (as host dependency): lexer [INFO] [stderr] lalrpop-util v0.19.0 (as host dependency): lexer, regex [INFO] [stderr] [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling z3-sys v0.6.2 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Checking simple-error v0.2.1 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Checking z3 v0.6.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking ascii-canvas v2.0.0 [INFO] [stderr] Checking lalrpop-util v0.19.0 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking string_cache v0.8.0 [INFO] [stderr] Checking lalrpop v0.19.0 [INFO] [stderr] Compiling synthehol 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 2m 02s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lalrpop-util v0.19.0 [INFO] [stderr] Compiling lalrpop v0.19.0 [INFO] [stderr] Compiling synthehol v0.1.0 (/tmp/fixit) [INFO] [stderr] error: failed to run custom build command for `synthehol v0.1.0 (/tmp/fixit)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/synthehol-743784561b4da727/build-script-build` (exit status: 1) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/tmp/fixit/src/grammar.lalrpop` [INFO] [stderr] /tmp/fixit/src/grammar.lalrpop:1:1: 1:0 error: The `lexer` feature must be specified unless an `extern` lexer is defined [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] use crate::ast; [INFO] [stderr] ^ [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" "9ec07c29a909831ccfe96903f92954419091ee454baaeb44c3811e16bc9c08e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ec07c29a909831ccfe96903f92954419091ee454baaeb44c3811e16bc9c08e8", kill_on_drop: false }` [INFO] [stdout] 9ec07c29a909831ccfe96903f92954419091ee454baaeb44c3811e16bc9c08e8