[INFO] fetching crate rust_vm 0.1.0... [INFO] testing rust_vm-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate rust_vm 0.1.0 into /workspace/builds/worker-73/source [INFO] validating manifest of crates.io crate rust_vm 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust_vm 0.1.0 [INFO] finished tweaking crates.io crate rust_vm 0.1.0 [INFO] tweaked toml for crates.io crate rust_vm 0.1.0 written to /workspace/builds/worker-73/source/Cargo.toml [INFO] crate crates.io crate rust_vm 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e97b8acc6bdacb61fcb2ef21fb233050aab54cdb9247cd2605b6eb416fb4d8e [INFO] running `Command { std: "docker" "start" "-a" "0e97b8acc6bdacb61fcb2ef21fb233050aab54cdb9247cd2605b6eb416fb4d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e97b8acc6bdacb61fcb2ef21fb233050aab54cdb9247cd2605b6eb416fb4d8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e97b8acc6bdacb61fcb2ef21fb233050aab54cdb9247cd2605b6eb416fb4d8e", kill_on_drop: false }` [INFO] [stdout] 0e97b8acc6bdacb61fcb2ef21fb233050aab54cdb9247cd2605b6eb416fb4d8e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b27bf20b6f584a1bffeb6f6f0d126800ea2741dece08cae22aad371bd9e300a7 [INFO] running `Command { std: "docker" "start" "-a" "b27bf20b6f584a1bffeb6f6f0d126800ea2741dece08cae22aad371bd9e300a7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rust_vm::RustVM` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rust_vm::RustVM; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/rust_vm.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let data = ins.data; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rust_vm.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut ins = self.next_instruction(); [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: static is never used: `INSTRUCTION_BYTES` [INFO] [stdout] --> src/rust_vm.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub static INSTRUCTION_BYTES:usize = 4; [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: `fmt` [INFO] [stdout] --> src/rust_vm.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/rust_vm.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn size() -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_ip` [INFO] [stdout] --> src/rust_vm.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn get_ip(&mut self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_instruction_length` [INFO] [stdout] --> src/rust_vm.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn get_instruction_length() -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `Command { std: "docker" "inspect" "b27bf20b6f584a1bffeb6f6f0d126800ea2741dece08cae22aad371bd9e300a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27bf20b6f584a1bffeb6f6f0d126800ea2741dece08cae22aad371bd9e300a7", kill_on_drop: false }` [INFO] [stdout] b27bf20b6f584a1bffeb6f6f0d126800ea2741dece08cae22aad371bd9e300a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c73f4b6892ab9443f8862eaa6097be73a6cd9740bb5a94ef92e410a61b0b6af [INFO] running `Command { std: "docker" "start" "-a" "6c73f4b6892ab9443f8862eaa6097be73a6cd9740bb5a94ef92e410a61b0b6af", kill_on_drop: false }` [INFO] [stderr] Compiling rust_vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/rust_vm.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | let data = ins.data; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rust_vm.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut ins = self.next_instruction(); [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: associated function is never used: `fmt` [INFO] [stdout] --> src/rust_vm.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "6c73f4b6892ab9443f8862eaa6097be73a6cd9740bb5a94ef92e410a61b0b6af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c73f4b6892ab9443f8862eaa6097be73a6cd9740bb5a94ef92e410a61b0b6af", kill_on_drop: false }` [INFO] [stdout] 6c73f4b6892ab9443f8862eaa6097be73a6cd9740bb5a94ef92e410a61b0b6af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc4ee5bcea095d4fafddb72d64a817b66e659993172fda5f2382713bb4a51d08 [INFO] running `Command { std: "docker" "start" "-a" "fc4ee5bcea095d4fafddb72d64a817b66e659993172fda5f2382713bb4a51d08", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/rust_vm.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | let data = ins.data; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/rust_vm.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | let mut ins = self.next_instruction(); [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: associated function is never used: `fmt` [INFO] [stderr] --> src/rust_vm.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 14 | fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_vm` (bin "rust_vm" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_vm-ce996be0dfdfad9b) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_instruction_length ... ok [INFO] [stdout] test test_init ... ok [INFO] [stdout] test test_ip_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fc4ee5bcea095d4fafddb72d64a817b66e659993172fda5f2382713bb4a51d08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc4ee5bcea095d4fafddb72d64a817b66e659993172fda5f2382713bb4a51d08", kill_on_drop: false }` [INFO] [stdout] fc4ee5bcea095d4fafddb72d64a817b66e659993172fda5f2382713bb4a51d08