[INFO] updating cached repository https://github.com/vluzko/Grace [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/vluzko/Grace [INFO] [stderr] 36b82d3..786371a master -> master [INFO] [stderr] * [new branch] types -> types [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 786371aae9586e2b67f8d59fd443772b0aeab119 [INFO] checking vluzko/Grace against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvluzko%2FGrace" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vluzko/Grace on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vluzko/Grace [INFO] finished tweaking git repo https://github.com/vluzko/Grace [INFO] tweaked toml for git repo https://github.com/vluzko/Grace written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ae1569ebf1b004882a0ac758cb0f15e17102bbc331512e9644880fa31f7885c6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ae1569ebf1b004882a0ac758cb0f15e17102bbc331512e9644880fa31f7885c6"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking cached v0.12.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking proptest v0.9.6 [INFO] [stderr] Checking grace v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Refinement` [INFO] [stderr] --> src/scoping.rs:7:20 [INFO] [stderr] | [INFO] [stderr] 7 | use typing::{Type, Refinement}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Refinement` [INFO] [stderr] --> src/scoping.rs:7:20 [INFO] [stderr] | [INFO] [stderr] 7 | use typing::{Type, Refinement}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/parser.rs:682:34 [INFO] [stderr] | [INFO] [stderr] 682 | fn match_expr<'a>(&self, input: PosStr<'a>) -> ExprRes<'a> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/typing.rs:131:17 [INFO] [stderr] | [INFO] [stderr] 131 | x => match self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `need_edge_to_next_block` is never read [INFO] [stderr] --> src/cfg.rs:169:17 [INFO] [stderr] | [INFO] [stderr] 169 | need_edge_to_next_block = vec!(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/parser.rs:682:34 [INFO] [stderr] | [INFO] [stderr] 682 | fn match_expr<'a>(&self, input: PosStr<'a>) -> ExprRes<'a> { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/typing.rs:131:17 [INFO] [stderr] | [INFO] [stderr] 131 | x => match self { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `need_edge_to_next_block` is never read [INFO] [stderr] --> src/cfg.rs:169:17 [INFO] [stderr] | [INFO] [stderr] 169 | need_edge_to_next_block = vec!(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `match_expr` [INFO] [stderr] --> src/parser.rs:682:9 [INFO] [stderr] | [INFO] [stderr] 682 | fn match_expr<'a>(&self, input: PosStr<'a>) -> ExprRes<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `match_expr` [INFO] [stderr] --> src/parser.rs:682:9 [INFO] [stderr] | [INFO] [stderr] 682 | fn match_expr<'a>(&self, input: PosStr<'a>) -> ExprRes<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.52s [INFO] running `"docker" "inspect" "ae1569ebf1b004882a0ac758cb0f15e17102bbc331512e9644880fa31f7885c6"` [INFO] running `"docker" "rm" "-f" "ae1569ebf1b004882a0ac758cb0f15e17102bbc331512e9644880fa31f7885c6"` [INFO] [stdout] ae1569ebf1b004882a0ac758cb0f15e17102bbc331512e9644880fa31f7885c6