[INFO] cloning repository https://github.com/blakehawkins/compilethyme [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blakehawkins/compilethyme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fcompilethyme"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fcompilethyme'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2dc1dbd6a20733aabc1f48dbbc5744f651a79d9e [INFO] checking blakehawkins/compilethyme against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblakehawkins%2Fcompilethyme" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/blakehawkins/compilethyme on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/blakehawkins/compilethyme [INFO] finished tweaking git repo https://github.com/blakehawkins/compilethyme [INFO] tweaked toml for git repo https://github.com/blakehawkins/compilethyme written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/blakehawkins/compilethyme already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 154a11698f5480267f5b29cc93603e908c8d15b3aec10f58f098bb8e8d3b012e [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" "154a11698f5480267f5b29cc93603e908c8d15b3aec10f58f098bb8e8d3b012e"` [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling cc v1.0.36 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling regex-syntax v0.6.6 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling strsim v0.9.1 [INFO] [stderr] Compiling serde_derive v1.0.90 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling compilethyme v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator1.rs:514:5 [INFO] [stderr] | [INFO] [stderr] 514 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator1.rs:514:5 [INFO] [stderr] | [INFO] [stderr] 514 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:514:5 [INFO] [stderr] | [INFO] [stderr] 514 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:525:5 [INFO] [stderr] | [INFO] [stderr] 525 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:538:5 [INFO] [stderr] | [INFO] [stderr] 538 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/emoji.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:514:5 [INFO] [stderr] | [INFO] [stderr] 514 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:525:5 [INFO] [stderr] | [INFO] [stderr] 525 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator2.rs:538:5 [INFO] [stderr] | [INFO] [stderr] 538 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/emoji.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/emoji.rs:500:5 [INFO] [stderr] | [INFO] [stderr] 500 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/emoji.rs:500:5 [INFO] [stderr] | [INFO] [stderr] 500 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:556:5 [INFO] [stderr] | [INFO] [stderr] 556 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:567:5 [INFO] [stderr] | [INFO] [stderr] 567 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:580:5 [INFO] [stderr] | [INFO] [stderr] 580 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:556:5 [INFO] [stderr] | [INFO] [stderr] 556 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:567:5 [INFO] [stderr] | [INFO] [stderr] 567 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/identifier.rs:580:5 [INFO] [stderr] | [INFO] [stderr] 580 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:782:5 [INFO] [stderr] | [INFO] [stderr] 782 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:819:5 [INFO] [stderr] | [INFO] [stderr] 819 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:856:5 [INFO] [stderr] | [INFO] [stderr] 856 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:867:5 [INFO] [stderr] | [INFO] [stderr] 867 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:880:5 [INFO] [stderr] | [INFO] [stderr] 880 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:782:5 [INFO] [stderr] | [INFO] [stderr] 782 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:819:5 [INFO] [stderr] | [INFO] [stderr] 819 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use ast::{Op, Expr, Term, Type}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:856:5 [INFO] [stderr] | [INFO] [stderr] 856 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:867:5 [INFO] [stderr] | [INFO] [stderr] 867 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/calculator3.rs:880:5 [INFO] [stderr] | [INFO] [stderr] 880 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:4:27 [INFO] [stderr] | [INFO] [stderr] 4 | use ast::{Op, Expr, Term, Type}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:1728:5 [INFO] [stderr] | [INFO] [stderr] 1728 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:1739:5 [INFO] [stderr] | [INFO] [stderr] 1739 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | #[macro_use] extern crate structopt; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:1728:5 [INFO] [stderr] | [INFO] [stderr] 1728 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/compilethyme-92bc0168a4c8d747/out/ast_parser.rs:1739:5 [INFO] [stderr] | [INFO] [stderr] 1739 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | #[macro_use] extern crate structopt; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:133:9 [INFO] [stderr] | [INFO] [stderr] 133 | _ => Err(ThymeError::TypeCheckerError())? [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:203:9 [INFO] [stderr] | [INFO] [stderr] 203 | _ => Err(ThymeError::NotImplemented())? [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:133:9 [INFO] [stderr] | [INFO] [stderr] 133 | _ => Err(ThymeError::TypeCheckerError())? [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:203:9 [INFO] [stderr] | [INFO] [stderr] 203 | _ => Err(ThymeError::NotImplemented())? [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 21 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 40s [INFO] running `"docker" "inspect" "154a11698f5480267f5b29cc93603e908c8d15b3aec10f58f098bb8e8d3b012e"` [INFO] running `"docker" "rm" "-f" "154a11698f5480267f5b29cc93603e908c8d15b3aec10f58f098bb8e8d3b012e"` [INFO] [stdout] 154a11698f5480267f5b29cc93603e908c8d15b3aec10f58f098bb8e8d3b012e