[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 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCluEleSsUK%2Frust-compiler-vm" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CluEleSsUK/rust-compiler-vm on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebb0529fad430da2b1d6f5da10fbd007a37387a2bbce11ba36ab4a47ca0efdca [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" "ebb0529fad430da2b1d6f5da10fbd007a37387a2bbce11ba36ab4a47ca0efdca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebb0529fad430da2b1d6f5da10fbd007a37387a2bbce11ba36ab4a47ca0efdca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebb0529fad430da2b1d6f5da10fbd007a37387a2bbce11ba36ab4a47ca0efdca", kill_on_drop: false }` [INFO] [stdout] ebb0529fad430da2b1d6f5da10fbd007a37387a2bbce11ba36ab4a47ca0efdca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ac60a053f33bc8c1e7f464fc9eeaa4b7745c3db39fa4db7f76507ec55f204c5 [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" "0ac60a053f33bc8c1e7f464fc9eeaa4b7745c3db39fa4db7f76507ec55f204c5", kill_on_drop: false }` [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] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "0ac60a053f33bc8c1e7f464fc9eeaa4b7745c3db39fa4db7f76507ec55f204c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ac60a053f33bc8c1e7f464fc9eeaa4b7745c3db39fa4db7f76507ec55f204c5", kill_on_drop: false }` [INFO] [stdout] 0ac60a053f33bc8c1e7f464fc9eeaa4b7745c3db39fa4db7f76507ec55f204c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 33e20f0bb5fd0d0503edd2ef64101602437b57984dcbe5ec099d01ee326943d5 [INFO] running `Command { std: "docker" "start" "-a" "33e20f0bb5fd0d0503edd2ef64101602437b57984dcbe5ec099d01ee326943d5", kill_on_drop: false }` [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] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.32s [INFO] running `Command { std: "docker" "inspect" "33e20f0bb5fd0d0503edd2ef64101602437b57984dcbe5ec099d01ee326943d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33e20f0bb5fd0d0503edd2ef64101602437b57984dcbe5ec099d01ee326943d5", kill_on_drop: false }` [INFO] [stdout] 33e20f0bb5fd0d0503edd2ef64101602437b57984dcbe5ec099d01ee326943d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 068d2d09b4420b93b111188772c2ec48ecb770b1e51405018ddf2e0d16f7bd9b [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" "068d2d09b4420b93b111188772c2ec48ecb770b1e51405018ddf2e0d16f7bd9b", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `output` [INFO] [stderr] --> src/main.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let output = vm.run(instructions); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [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/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] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/compiler_rust-1b6350d7d58f8a8d [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test vm::tests::noop_does_nothing ... ok [INFO] [stdout] test vm::tests::push_and_pop_work ... ok [INFO] [stdout] test vm::tests::pop_nothing_returns_null ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "068d2d09b4420b93b111188772c2ec48ecb770b1e51405018ddf2e0d16f7bd9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "068d2d09b4420b93b111188772c2ec48ecb770b1e51405018ddf2e0d16f7bd9b", kill_on_drop: false }` [INFO] [stdout] 068d2d09b4420b93b111188772c2ec48ecb770b1e51405018ddf2e0d16f7bd9b