[INFO] fetching crate libcw 0.1.1... [INFO] checking libcw-0.1.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate libcw 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate libcw 0.1.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libcw 0.1.1 [INFO] finished tweaking crates.io crate libcw 0.1.1 [INFO] tweaked toml for crates.io crate libcw 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.5.0) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.4) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 447d042ce3d7c70d2b2addd297aa24b034c5a9c01070f9022cde4ec0d753382a [INFO] running `Command { std: "docker" "start" "-a" "447d042ce3d7c70d2b2addd297aa24b034c5a9c01070f9022cde4ec0d753382a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "447d042ce3d7c70d2b2addd297aa24b034c5a9c01070f9022cde4ec0d753382a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "447d042ce3d7c70d2b2addd297aa24b034c5a9c01070f9022cde4ec0d753382a", kill_on_drop: false }` [INFO] [stdout] 447d042ce3d7c70d2b2addd297aa24b034c5a9c01070f9022cde4ec0d753382a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ca87ef23016e0b416128ecee0811292fd4cba5e176265b29af4889c0e07981f [INFO] running `Command { std: "docker" "start" "-a" "6ca87ef23016e0b416128ecee0811292fd4cba5e176265b29af4889c0e07981f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking libcw v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/simulation/mars.rs:482:13 [INFO] [stdout] | [INFO] [stdout] 482 | (base.wrapping_sub(-offset as Address) % self.size() as Address) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 482 - (base.wrapping_sub(-offset as Address) % self.size() as Address) [INFO] [stdout] 482 + base.wrapping_sub(-offset as Address) % self.size() as Address [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/simulation/mars.rs:484:13 [INFO] [stdout] | [INFO] [stdout] 484 | (base.wrapping_add(offset as Address) % self.size() as Address) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 484 - (base.wrapping_add(offset as Address) % self.size() as Address) [INFO] [stdout] 484 + base.wrapping_add(offset as Address) % self.size() as Address [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] extern crate lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/simulation/mars.rs:482:13 [INFO] [stdout] | [INFO] [stdout] 482 | (base.wrapping_sub(-offset as Address) % self.size() as Address) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 482 - (base.wrapping_sub(-offset as Address) % self.size() as Address) [INFO] [stdout] 482 + base.wrapping_sub(-offset as Address) % self.size() as Address [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/simulation/mars.rs:484:13 [INFO] [stdout] | [INFO] [stdout] 484 | (base.wrapping_add(offset as Address) % self.size() as Address) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 484 - (base.wrapping_add(offset as Address) % self.size() as Address) [INFO] [stdout] 484 + base.wrapping_add(offset as Address) % self.size() as Address [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | #[macro_use] extern crate lazy_static; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parser.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 127 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 128 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_str` [INFO] [stdout] --> src/parser.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | fn lex_into<'a>(program_str: &'a str, buf: &'a mut Vec) [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/parser.rs:124:39 [INFO] [stdout] | [INFO] [stdout] 124 | fn lex_into<'a>(program_str: &'a str, buf: &'a mut Vec) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `store_pspace`, `store_effective_a`, and `fetch_pspace` are never used [INFO] [stdout] --> src/simulation/mars.rs:628:8 [INFO] [stdout] | [INFO] [stdout] 109 | / impl Mars [INFO] [stdout] 110 | | where T: traits::Instruction [INFO] [stdout] | |____________________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 628 | fn store_pspace(&mut self, pin: Pin, addr: Address, value: Value) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 644 | fn store_effective_a(&mut self, instr: T) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 675 | fn fetch_pspace(&self, pin: Pin, addr: Address) -> Value [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/parser.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 127 | unimplemented!(); [INFO] [stdout] | ---------------- any code following this expression is unreachable [INFO] [stdout] 128 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `program_str` [INFO] [stdout] --> src/parser.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | fn lex_into<'a>(program_str: &'a str, buf: &'a mut Vec) [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/parser.rs:124:39 [INFO] [stdout] | [INFO] [stdout] 124 | fn lex_into<'a>(program_str: &'a str, buf: &'a mut Vec) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `store_pspace`, `store_effective_a`, and `fetch_pspace` are never used [INFO] [stdout] --> src/simulation/mars.rs:628:8 [INFO] [stdout] | [INFO] [stdout] 109 | / impl Mars [INFO] [stdout] 110 | | where T: traits::Instruction [INFO] [stdout] | |____________________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 628 | fn store_pspace(&mut self, pin: Pin, addr: Address, value: Value) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 644 | fn store_effective_a(&mut self, instr: T) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 675 | fn fetch_pspace(&self, pin: Pin, addr: Address) -> Value [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s [INFO] running `Command { std: "docker" "inspect" "6ca87ef23016e0b416128ecee0811292fd4cba5e176265b29af4889c0e07981f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ca87ef23016e0b416128ecee0811292fd4cba5e176265b29af4889c0e07981f", kill_on_drop: false }` [INFO] [stdout] 6ca87ef23016e0b416128ecee0811292fd4cba5e176265b29af4889c0e07981f