[INFO] updating cached repository https://github.com/TrueWarg/f-vm [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5240308c3b12c8f0e1542f14e67c1133fc41d5dc [INFO] testing TrueWarg/f-vm against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrueWarg%2Ff-vm" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TrueWarg/f-vm on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/TrueWarg/f-vm [INFO] finished tweaking git repo https://github.com/TrueWarg/f-vm [INFO] tweaked toml for git repo https://github.com/TrueWarg/f-vm written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/TrueWarg/f-vm already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 44cd8716f0d3abd4f6da6e03fa95fe8373ace7610774cc9d7805ce1e3376e372 [INFO] running `"docker" "start" "-a" "44cd8716f0d3abd4f6da6e03fa95fe8373ace7610774cc9d7805ce1e3376e372"` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling backtrace v0.3.37 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling f-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `failure::Fail` [INFO] [stderr] --> src/virtual_stack_machine.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use failure::Fail; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Push` [INFO] [stderr] --> src/virtual_stack_machine.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Push(i32), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Add` [INFO] [stderr] --> src/virtual_stack_machine.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Add, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AddAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | AddAssign(i32), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Subtract` [INFO] [stderr] --> src/virtual_stack_machine.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Subtract, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SubtractAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | SubtractAssign(i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/virtual_stack_machine.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | fn new(stack: Vec) -> Vm { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn apply_for_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_two_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:78:4 [INFO] [stderr] | [INFO] [stderr] 78 | fn apply_for_two_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `StackError` [INFO] [stderr] --> src/virtual_stack_machine.rs:90:6 [INFO] [stderr] | [INFO] [stderr] 90 | enum StackError { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.52s [INFO] running `"docker" "inspect" "44cd8716f0d3abd4f6da6e03fa95fe8373ace7610774cc9d7805ce1e3376e372"` [INFO] running `"docker" "rm" "-f" "44cd8716f0d3abd4f6da6e03fa95fe8373ace7610774cc9d7805ce1e3376e372"` [INFO] [stdout] 44cd8716f0d3abd4f6da6e03fa95fe8373ace7610774cc9d7805ce1e3376e372 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7469bcff96c4a716c8007a9fe4f058f90284603ea66a04cddba32a0ced2ffcad [INFO] running `"docker" "start" "-a" "7469bcff96c4a716c8007a9fe4f058f90284603ea66a04cddba32a0ced2ffcad"` [INFO] [stderr] Compiling f-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `failure::Fail` [INFO] [stderr] --> src/virtual_stack_machine.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use failure::Fail; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Push` [INFO] [stderr] --> src/virtual_stack_machine.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Push(i32), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Add` [INFO] [stderr] --> src/virtual_stack_machine.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Add, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AddAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | AddAssign(i32), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Subtract` [INFO] [stderr] --> src/virtual_stack_machine.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Subtract, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SubtractAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | SubtractAssign(i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/virtual_stack_machine.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | fn new(stack: Vec) -> Vm { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn apply_for_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_two_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:78:4 [INFO] [stderr] | [INFO] [stderr] 78 | fn apply_for_two_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `StackError` [INFO] [stderr] --> src/virtual_stack_machine.rs:90:6 [INFO] [stderr] | [INFO] [stderr] 90 | enum StackError { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `"docker" "inspect" "7469bcff96c4a716c8007a9fe4f058f90284603ea66a04cddba32a0ced2ffcad"` [INFO] running `"docker" "rm" "-f" "7469bcff96c4a716c8007a9fe4f058f90284603ea66a04cddba32a0ced2ffcad"` [INFO] [stdout] 7469bcff96c4a716c8007a9fe4f058f90284603ea66a04cddba32a0ced2ffcad [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e535e80ef0a496a43058fd7c32793548586cde13a456814cd111a70a73cde81 [INFO] running `"docker" "start" "-a" "1e535e80ef0a496a43058fd7c32793548586cde13a456814cd111a70a73cde81"` [INFO] [stderr] warning: unused import: `failure::Fail` [INFO] [stderr] --> src/virtual_stack_machine.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use failure::Fail; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Push` [INFO] [stderr] --> src/virtual_stack_machine.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Push(i32), [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Add` [INFO] [stderr] --> src/virtual_stack_machine.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Add, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AddAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | AddAssign(i32), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Subtract` [INFO] [stderr] --> src/virtual_stack_machine.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | Subtract, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SubtractAssign` [INFO] [stderr] --> src/virtual_stack_machine.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | SubtractAssign(i32) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/virtual_stack_machine.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | fn new(stack: Vec) -> Vm { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn apply_for_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `apply_for_two_last_and_push` [INFO] [stderr] --> src/virtual_stack_machine.rs:78:4 [INFO] [stderr] | [INFO] [stderr] 78 | fn apply_for_two_last_and_push(mut stack: Vec, apply: F) -> Result, StackError> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `StackError` [INFO] [stderr] --> src/virtual_stack_machine.rs:90:6 [INFO] [stderr] | [INFO] [stderr] 90 | enum StackError { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/f_vm-d3eada597b458b22 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1e535e80ef0a496a43058fd7c32793548586cde13a456814cd111a70a73cde81"` [INFO] running `"docker" "rm" "-f" "1e535e80ef0a496a43058fd7c32793548586cde13a456814cd111a70a73cde81"` [INFO] [stdout] 1e535e80ef0a496a43058fd7c32793548586cde13a456814cd111a70a73cde81