[INFO] fetching crate gerber 0.1.0... [INFO] building gerber-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate gerber 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate gerber 0.1.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gerber 0.1.0 [INFO] finished tweaking crates.io crate gerber 0.1.0 [INFO] tweaked toml for crates.io crate gerber 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate gerber 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded impls v1.0.3 [INFO] [stderr] Downloaded corrida v0.1.0 [INFO] [stderr] Downloaded smolset v1.3.1 [INFO] [stderr] Downloaded small-map v0.1.3 [INFO] [stderr] Downloaded smallmap v1.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20d632524c5648345825bfb47108adc5becef9600fe8499e6071821e78f90184 [INFO] running `Command { std: "docker" "start" "-a" "20d632524c5648345825bfb47108adc5becef9600fe8499e6071821e78f90184", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20d632524c5648345825bfb47108adc5becef9600fe8499e6071821e78f90184", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20d632524c5648345825bfb47108adc5becef9600fe8499e6071821e78f90184", kill_on_drop: false }` [INFO] [stdout] 20d632524c5648345825bfb47108adc5becef9600fe8499e6071821e78f90184 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d1153d6205691c240b58be63591c919550977e544a1e63941b74ab1bc0d22118 [INFO] running `Command { std: "docker" "start" "-a" "d1153d6205691c240b58be63591c919550977e544a1e63941b74ab1bc0d22118", kill_on_drop: false }` [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling semver v1.0.24 [INFO] [stderr] Compiling smolset v1.3.1 [INFO] [stderr] Compiling impls v1.0.3 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling smallmap v1.4.2 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling const_format_proc_macros v0.2.34 [INFO] [stderr] Compiling small-map v0.1.3 [INFO] [stderr] Compiling const_format v0.2.34 [INFO] [stderr] Compiling corrida v0.1.0 [INFO] [stderr] Compiling gerber v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.23s [INFO] running `Command { std: "docker" "inspect" "d1153d6205691c240b58be63591c919550977e544a1e63941b74ab1bc0d22118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1153d6205691c240b58be63591c919550977e544a1e63941b74ab1bc0d22118", kill_on_drop: false }` [INFO] [stdout] d1153d6205691c240b58be63591c919550977e544a1e63941b74ab1bc0d22118 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06ee102790a488b810db32c80452e3e336c699f0ee9e270d4e95e18fe87628e4 [INFO] running `Command { std: "docker" "start" "-a" "06ee102790a488b810db32c80452e3e336c699f0ee9e270d4e95e18fe87628e4", kill_on_drop: false }` [INFO] [stderr] Compiling gerber v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 347 | let s_1 = new_state!(true, &[(Some('1'), None)]); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 348 | let s_2 = new_state!(false, &[(Some('1'), None)]); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 353 | let s_3 = new_state!(true, &[(Some('0'), None)]); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 354 | let s_4 = new_state!(false, &[(Some('0'), None)]); [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (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/nfa.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 345 | let s_0 = new_state!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 377 | let s_0 = new_state!(false, &[(Some(1), None), (Some(0), None)]); [INFO] [stdout] | ------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 386 | let s_4 = new_state!(true); [INFO] [stdout] | ---------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (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/nfa.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 378 | let s_1 = new_state!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `new_state` (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/nfa.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 380 | let s_2 = new_state!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `new_state` (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/nfa.rs:107:25 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 383 | let s_3 = new_state!(); [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 429 | let s_0 = new_state!(false, &[(Some(1), None), (Some(0), None)]); [INFO] [stdout] | ------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 430 | let mut cur = new_state!(false); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `accept_state` is never read [INFO] [stdout] --> src/nfa.rs:107:29 [INFO] [stdout] | [INFO] [stdout] 107 | let mut accept_state = false; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 434 | let new = new_state!(false); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: this warning originates in the macro `new_state` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "06ee102790a488b810db32c80452e3e336c699f0ee9e270d4e95e18fe87628e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06ee102790a488b810db32c80452e3e336c699f0ee9e270d4e95e18fe87628e4", kill_on_drop: false }` [INFO] [stdout] 06ee102790a488b810db32c80452e3e336c699f0ee9e270d4e95e18fe87628e4