[INFO] cloning repository https://github.com/CluEleSsUK/rust-compiler-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CluEleSsUK/rust-compiler-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Frust-compiler-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Frust-compiler-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8aca03b5a9878457c367e46070e6330509eacb56 [INFO] testing CluEleSsUK/rust-compiler-vm against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Frust-compiler-vm" "/workspace/builds/worker-37/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CluEleSsUK/rust-compiler-vm on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CluEleSsUK/rust-compiler-vm [INFO] finished tweaking git repo https://github.com/CluEleSsUK/rust-compiler-vm [INFO] tweaked toml for git repo https://github.com/CluEleSsUK/rust-compiler-vm written to /workspace/builds/worker-37/source/Cargo.toml [INFO] crate git repo https://github.com/CluEleSsUK/rust-compiler-vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e657d752b57018279d1eed012da85eddec0134aa3bec7a88ffeb3b3f12b37397 [INFO] running `Command { std: "docker" "start" "-a" "e657d752b57018279d1eed012da85eddec0134aa3bec7a88ffeb3b3f12b37397", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e657d752b57018279d1eed012da85eddec0134aa3bec7a88ffeb3b3f12b37397", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e657d752b57018279d1eed012da85eddec0134aa3bec7a88ffeb3b3f12b37397", kill_on_drop: false }` [INFO] [stdout] e657d752b57018279d1eed012da85eddec0134aa3bec7a88ffeb3b3f12b37397 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4832ad57c5daf22182e929772cc208b68dfe7b7ba9d08f2d02dfcd4da037d600 [INFO] running `Command { std: "docker" "start" "-a" "4832ad57c5daf22182e929772cc208b68dfe7b7ba9d08f2d02dfcd4da037d600", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling compiler-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let output = vm.run(instructions); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PUSH` [INFO] [stdout] --> src/vm.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | PUSH(AddressSize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `POP` [INFO] [stdout] --> src/vm.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | POP, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | STRING(*mut str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Object` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/vm.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | #[derive(PartialEq)] [INFO] [stdout] 13 | #[derive(Copy, Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `Command { std: "docker" "inspect" "4832ad57c5daf22182e929772cc208b68dfe7b7ba9d08f2d02dfcd4da037d600", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4832ad57c5daf22182e929772cc208b68dfe7b7ba9d08f2d02dfcd4da037d600", kill_on_drop: false }` [INFO] [stdout] 4832ad57c5daf22182e929772cc208b68dfe7b7ba9d08f2d02dfcd4da037d600 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3715b41067d0189ab57dcbc098e15ae5cb8459499694a693485301a57bbab0c3 [INFO] running `Command { std: "docker" "start" "-a" "3715b41067d0189ab57dcbc098e15ae5cb8459499694a693485301a57bbab0c3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling compiler-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let output = vm.run(instructions); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [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/vm.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | let mut instructions = vec![ [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/vm.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut instructions = vec![Instruction::POP]; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vm.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut instructions = vec![ [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STRING` [INFO] [stdout] --> src/vm.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | STRING(*mut str), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Object` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/vm.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] 12 | #[derive(PartialEq)] [INFO] [stdout] 13 | #[derive(Copy, Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.54s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler_rust-9fe3002caa5d3035) [INFO] running `Command { std: "docker" "inspect" "3715b41067d0189ab57dcbc098e15ae5cb8459499694a693485301a57bbab0c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3715b41067d0189ab57dcbc098e15ae5cb8459499694a693485301a57bbab0c3", kill_on_drop: false }` [INFO] [stdout] 3715b41067d0189ab57dcbc098e15ae5cb8459499694a693485301a57bbab0c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8ebd1600dcdee5045d305bd6e7371d461d68e0bd197b4d6ee580541a9f6a614d [INFO] running `Command { std: "docker" "start" "-a" "8ebd1600dcdee5045d305bd6e7371d461d68e0bd197b4d6ee580541a9f6a614d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused variable: `output` [INFO] [stdout] running 3 tests [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stdout] test vm::tests::noop_does_nothing ... ok [INFO] [stderr] | [INFO] [stdout] test vm::tests::pop_nothing_returns_null ... ok [INFO] [stderr] 9 | let output = vm.run(instructions); [INFO] [stdout] test vm::tests::push_and_pop_work ... ok [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vm.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | let mut instructions = vec![ [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/vm.rs:81:13 [INFO] [stderr] | [INFO] [stderr] 81 | let mut instructions = vec![Instruction::POP]; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vm.rs:89:13 [INFO] [stderr] | [INFO] [stderr] 89 | let mut instructions = vec![ [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `STRING` [INFO] [stderr] --> src/vm.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | STRING(*mut str), [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Object` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/vm.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] 12 | #[derive(PartialEq)] [INFO] [stderr] 13 | #[derive(Copy, Clone)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `compiler-rust` (bin "compiler-rust" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 29s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler_rust-9fe3002caa5d3035) [INFO] running `Command { std: "docker" "inspect" "8ebd1600dcdee5045d305bd6e7371d461d68e0bd197b4d6ee580541a9f6a614d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ebd1600dcdee5045d305bd6e7371d461d68e0bd197b4d6ee580541a9f6a614d", kill_on_drop: false }` [INFO] [stdout] 8ebd1600dcdee5045d305bd6e7371d461d68e0bd197b4d6ee580541a9f6a614d