[INFO] updating cached repository https://github.com/jackstanek/skald [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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5cee52d56bcb86db5b9a0e669c655d4b5212e20a [INFO] testing jackstanek/skald against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackstanek%2Fskald" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jackstanek/skald on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jackstanek/skald [INFO] finished tweaking git repo https://github.com/jackstanek/skald [INFO] tweaked toml for git repo https://github.com/jackstanek/skald written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/jackstanek/skald already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3c2d349b8ae386b69e8148aae0d16a413993358742cfb32a1d7c13e6249c7735 [INFO] running `"docker" "start" "-a" "3c2d349b8ae386b69e8148aae0d16a413993358742cfb32a1d7c13e6249c7735"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling utf8parse v0.1.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling rustyline v4.1.0 [INFO] [stderr] Compiling skald v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/parse.rs:24:14 [INFO] [stderr] | [INFO] [stderr] 24 | fn lex_input(input: &String) -> Result, ParseError> { [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: `tokens` [INFO] [stderr] --> src/parse.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_tokens(tokens: &Vec) -> Result, ParseError> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut lexed = lex_input(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Bool` [INFO] [stderr] --> src/parse.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Bool(bool), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Char` [INFO] [stderr] --> src/parse.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Char(char) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.58s [INFO] running `"docker" "inspect" "3c2d349b8ae386b69e8148aae0d16a413993358742cfb32a1d7c13e6249c7735"` [INFO] running `"docker" "rm" "-f" "3c2d349b8ae386b69e8148aae0d16a413993358742cfb32a1d7c13e6249c7735"` [INFO] [stdout] 3c2d349b8ae386b69e8148aae0d16a413993358742cfb32a1d7c13e6249c7735 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0189ed9b00160081550d07a2b457ad49ea40a93ca3ddc3bc37b59b3ee120a0ad [INFO] running `"docker" "start" "-a" "0189ed9b00160081550d07a2b457ad49ea40a93ca3ddc3bc37b59b3ee120a0ad"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling skald v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/parse.rs:24:14 [INFO] [stderr] | [INFO] [stderr] 24 | fn lex_input(input: &String) -> Result, ParseError> { [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: `tokens` [INFO] [stderr] --> src/parse.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | fn parse_tokens(tokens: &Vec) -> Result, ParseError> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut lexed = lex_input(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Bool` [INFO] [stderr] --> src/parse.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Bool(bool), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Char` [INFO] [stderr] --> src/parse.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Char(char) [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] error: unexpected end of macro invocation [INFO] [stderr] --> src/ast.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | assert_eq!() [INFO] [stderr] | ^^^^^^^^^^^^ missing tokens in macro arguments [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: could not compile `skald`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "0189ed9b00160081550d07a2b457ad49ea40a93ca3ddc3bc37b59b3ee120a0ad"` [INFO] running `"docker" "rm" "-f" "0189ed9b00160081550d07a2b457ad49ea40a93ca3ddc3bc37b59b3ee120a0ad"` [INFO] [stdout] 0189ed9b00160081550d07a2b457ad49ea40a93ca3ddc3bc37b59b3ee120a0ad