[INFO] cloning repository https://github.com/jgvt5/cpu_emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgvt5/cpu_emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fcpu_emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fcpu_emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a81066e68d1554bc10272e179d2a0c5329e2ddf9 [INFO] testing jgvt5/cpu_emu against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fcpu_emu" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jgvt5/cpu_emu on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jgvt5/cpu_emu [INFO] finished tweaking git repo https://github.com/jgvt5/cpu_emu [INFO] tweaked toml for git repo https://github.com/jgvt5/cpu_emu written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jgvt5/cpu_emu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4d9048e77150d256b656a3ec6c4ca2ec511bfd63d73f1742a0cf034b82a5fba [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" "f4d9048e77150d256b656a3ec6c4ca2ec511bfd63d73f1742a0cf034b82a5fba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4d9048e77150d256b656a3ec6c4ca2ec511bfd63d73f1742a0cf034b82a5fba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4d9048e77150d256b656a3ec6c4ca2ec511bfd63d73f1742a0cf034b82a5fba", kill_on_drop: false }` [INFO] [stdout] f4d9048e77150d256b656a3ec6c4ca2ec511bfd63d73f1742a0cf034b82a5fba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a819e0b5c24cd40823b28a4c2a9a463e795145de1f9e08b757a50b8411487326 [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" "a819e0b5c24cd40823b28a4c2a9a463e795145de1f9e08b757a50b8411487326", kill_on_drop: false }` [INFO] [stderr] Compiling simulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `REG4` [INFO] [stdout] --> src/regs.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | pub const REG4:u16 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG5` [INFO] [stdout] --> src/regs.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | pub const REG5:u16 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG6` [INFO] [stdout] --> src/regs.rs:26:1 [INFO] [stdout] | [INFO] [stdout] 26 | pub const REG6:u16 = 6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG7` [INFO] [stdout] --> src/regs.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub const REG7:u16 = 7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mov` [INFO] [stdout] --> src/regs.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mov(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sub` [INFO] [stdout] --> src/regs.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn sub(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `and` [INFO] [stdout] --> src/regs.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn and(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `or` [INFO] [stdout] --> src/regs.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn or(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sl` [INFO] [stdout] --> src/regs.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn sl(ra: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sr` [INFO] [stdout] --> src/regs.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn sr(ra: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sra` [INFO] [stdout] --> src/regs.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn sra(ra: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ld` [INFO] [stdout] --> src/regs.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn ld(ra: u16, addr: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.68s [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a819e0b5c24cd40823b28a4c2a9a463e795145de1f9e08b757a50b8411487326", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a819e0b5c24cd40823b28a4c2a9a463e795145de1f9e08b757a50b8411487326", kill_on_drop: false }` [INFO] [stdout] a819e0b5c24cd40823b28a4c2a9a463e795145de1f9e08b757a50b8411487326 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08a497ee3021320666b43a7397842a5284b5448e28ce471404f2653b7fbfd869 [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" "08a497ee3021320666b43a7397842a5284b5448e28ce471404f2653b7fbfd869", kill_on_drop: false }` [INFO] [stderr] Compiling simulator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `REG4` [INFO] [stdout] --> src/regs.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | pub const REG4:u16 = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG5` [INFO] [stdout] --> src/regs.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | pub const REG5:u16 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG6` [INFO] [stdout] --> src/regs.rs:26:1 [INFO] [stdout] | [INFO] [stdout] 26 | pub const REG6:u16 = 6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `REG7` [INFO] [stdout] --> src/regs.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub const REG7:u16 = 7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mov` [INFO] [stdout] --> src/regs.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn mov(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sub` [INFO] [stdout] --> src/regs.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn sub(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `and` [INFO] [stdout] --> src/regs.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn and(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `or` [INFO] [stdout] --> src/regs.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn or(ra: u16, rb: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sl` [INFO] [stdout] --> src/regs.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn sl(ra: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sr` [INFO] [stdout] --> src/regs.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn sr(ra: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sra` [INFO] [stdout] --> src/regs.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn sra(ra: u16) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ld` [INFO] [stdout] --> src/regs.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn ld(ra: u16, addr: u16) -> u16 { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "08a497ee3021320666b43a7397842a5284b5448e28ce471404f2653b7fbfd869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08a497ee3021320666b43a7397842a5284b5448e28ce471404f2653b7fbfd869", kill_on_drop: false }` [INFO] [stdout] 08a497ee3021320666b43a7397842a5284b5448e28ce471404f2653b7fbfd869 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 04981e9564c5f656c3465d55fc33f976d1b021a59cf914584fcfc0b1ba3a2037 [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" "04981e9564c5f656c3465d55fc33f976d1b021a59cf914584fcfc0b1ba3a2037", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: constant is never used: `REG4` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/regs.rs:24:1 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 24 | pub const REG4:u16 = 4; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `REG5` [INFO] [stderr] --> src/regs.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | pub const REG5:u16 = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `REG6` [INFO] [stderr] --> src/regs.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | pub const REG6:u16 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `REG7` [INFO] [stderr] --> src/regs.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | pub const REG7:u16 = 7; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mov` [INFO] [stderr] --> src/regs.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn mov(ra: u16, rb: u16) -> u16 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sub` [INFO] [stderr] --> src/regs.rs:36:8 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn sub(ra: u16, rb: u16) -> u16 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `and` [INFO] [stderr] --> src/regs.rs:39:8 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn and(ra: u16, rb: u16) -> u16 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `or` [INFO] [stderr] --> src/regs.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn or(ra: u16, rb: u16) -> u16 { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sl` [INFO] [stderr] --> src/regs.rs:45:8 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn sl(ra: u16) -> u16 { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sr` [INFO] [stderr] --> src/regs.rs:48:8 [INFO] [stderr] | [INFO] [stderr] 48 | pub fn sr(ra: u16) -> u16 { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `sra` [INFO] [stderr] --> src/regs.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn sra(ra: u16) -> u16 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ld` [INFO] [stderr] --> src/regs.rs:69:8 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn ld(ra: u16, addr: u16) -> u16 { [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: `simulator` (bin "simulator" test) generated 12 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simulator-bca6a656c0f91a9e) [INFO] running `Command { std: "docker" "inspect" "04981e9564c5f656c3465d55fc33f976d1b021a59cf914584fcfc0b1ba3a2037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04981e9564c5f656c3465d55fc33f976d1b021a59cf914584fcfc0b1ba3a2037", kill_on_drop: false }` [INFO] [stdout] 04981e9564c5f656c3465d55fc33f976d1b021a59cf914584fcfc0b1ba3a2037