[INFO] updating cached repository https://github.com/whothey/firstfollow [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed70ddfb2c949e42afc1b1b7e51e22ef854739a2 [INFO] testing whothey/firstfollow against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Ffirstfollow" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/whothey/firstfollow on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/whothey/firstfollow [INFO] finished tweaking git repo https://github.com/whothey/firstfollow [INFO] tweaked toml for git repo https://github.com/whothey/firstfollow written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/whothey/firstfollow already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b7c455ac38ed2b1bee45d714ece0ddf4f5b0e634081bf6680574b22e39dba420 [INFO] running `Command { std: "docker" "start" "-a" "b7c455ac38ed2b1bee45d714ece0ddf4f5b0e634081bf6680574b22e39dba420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7c455ac38ed2b1bee45d714ece0ddf4f5b0e634081bf6680574b22e39dba420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7c455ac38ed2b1bee45d714ece0ddf4f5b0e634081bf6680574b22e39dba420", kill_on_drop: false }` [INFO] [stdout] b7c455ac38ed2b1bee45d714ece0ddf4f5b0e634081bf6680574b22e39dba420 [INFO] running `Command { std: "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=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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d0cb7c3441b6fb963b03a8f562b06d143e8f1384ec08380c6b42be73e62b6e9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3d0cb7c3441b6fb963b03a8f562b06d143e8f1384ec08380c6b42be73e62b6e9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.26 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling firstfollow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/formalgrammar/mod.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / lazy_static! { [INFO] [stdout] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/formalgrammar/mod.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / lazy_static! { [INFO] [stdout] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/formalgrammar/mod.rs:108:37 [INFO] [stdout] | [INFO] [stdout] 108 | ... let mut set = first.get_mut(key).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/formalgrammar/mod.rs:181:33 [INFO] [stdout] | [INFO] [stdout] 181 | ... let mut set = follow_map.entry(target) [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_terminal` [INFO] [stdout] --> src/formalgrammar/symbol.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_terminal(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_nonterminal` [INFO] [stdout] --> src/formalgrammar/symbol.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_nonterminal(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.55s [INFO] running `Command { std: "docker" "inspect" "3d0cb7c3441b6fb963b03a8f562b06d143e8f1384ec08380c6b42be73e62b6e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d0cb7c3441b6fb963b03a8f562b06d143e8f1384ec08380c6b42be73e62b6e9", kill_on_drop: false }` [INFO] [stdout] 3d0cb7c3441b6fb963b03a8f562b06d143e8f1384ec08380c6b42be73e62b6e9 [INFO] running `Command { std: "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=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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe3371cc9eb664ad3f1e50b5da67dd79f987a0d5c55d18e8cf5d7ae7760fbcbf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fe3371cc9eb664ad3f1e50b5da67dd79f987a0d5c55d18e8cf5d7ae7760fbcbf", kill_on_drop: false }` [INFO] [stderr] Compiling firstfollow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/formalgrammar/mod.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / lazy_static! { [INFO] [stdout] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stdout] --> src/formalgrammar/mod.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | / lazy_static! { [INFO] [stdout] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/formalgrammar/mod.rs:108:37 [INFO] [stdout] | [INFO] [stdout] 108 | ... let mut set = first.get_mut(key).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/formalgrammar/mod.rs:181:33 [INFO] [stdout] | [INFO] [stdout] 181 | ... let mut set = follow_map.entry(target) [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_terminal` [INFO] [stdout] --> src/formalgrammar/symbol.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn is_terminal(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_nonterminal` [INFO] [stdout] --> src/formalgrammar/symbol.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_nonterminal(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "fe3371cc9eb664ad3f1e50b5da67dd79f987a0d5c55d18e8cf5d7ae7760fbcbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe3371cc9eb664ad3f1e50b5da67dd79f987a0d5c55d18e8cf5d7ae7760fbcbf", kill_on_drop: false }` [INFO] [stdout] fe3371cc9eb664ad3f1e50b5da67dd79f987a0d5c55d18e8cf5d7ae7760fbcbf [INFO] running `Command { std: "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=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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d8728167eca5db58f82b16bf255e2f86772f4e164f154c89c98b34d31445ba83 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d8728167eca5db58f82b16bf255e2f86772f4e164f154c89c98b34d31445ba83", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/formalgrammar/mod.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / lazy_static! { [INFO] [stderr] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stderr] 22 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/formalgrammar/mod.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / lazy_static! { [INFO] [stderr] 21 | | static ref FIRST_EPSILON: Symbol = Symbol::Terminal(EPSILON_CHAR.to_string()); [INFO] [stderr] 22 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/formalgrammar/mod.rs:108:37 [INFO] [stderr] | [INFO] [stderr] 108 | ... let mut set = first.get_mut(key).unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/formalgrammar/mod.rs:181:33 [INFO] [stderr] | [INFO] [stderr] 181 | ... let mut set = follow_map.entry(target) [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_terminal` [INFO] [stderr] --> src/formalgrammar/symbol.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn is_terminal(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_nonterminal` [INFO] [stderr] --> src/formalgrammar/symbol.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn is_nonterminal(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/firstfollow-a90e07172af107bf [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d8728167eca5db58f82b16bf255e2f86772f4e164f154c89c98b34d31445ba83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8728167eca5db58f82b16bf255e2f86772f4e164f154c89c98b34d31445ba83", kill_on_drop: false }` [INFO] [stdout] d8728167eca5db58f82b16bf255e2f86772f4e164f154c89c98b34d31445ba83