[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 try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrueWarg%2Ff-vm" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TrueWarg/f-vm on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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-7/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 8b21093a419370e0f81f066830dcc520b5092e8ea7dec00c30d8b34b5aba7b9d [INFO] running `"docker" "start" "-a" "8b21093a419370e0f81f066830dcc520b5092e8ea7dec00c30d8b34b5aba7b9d"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling backtrace v0.3.37 [INFO] [stderr] Compiling synstructure v0.10.2 [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 24.05s [INFO] running `"docker" "inspect" "8b21093a419370e0f81f066830dcc520b5092e8ea7dec00c30d8b34b5aba7b9d"` [INFO] running `"docker" "rm" "-f" "8b21093a419370e0f81f066830dcc520b5092e8ea7dec00c30d8b34b5aba7b9d"` [INFO] [stdout] 8b21093a419370e0f81f066830dcc520b5092e8ea7dec00c30d8b34b5aba7b9d [INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 03ec915d4cd7d47bd4e08eb17dfc0969b9982de532a0f1c3c76e0a5827dcfa5d [INFO] running `"docker" "start" "-a" "03ec915d4cd7d47bd4e08eb17dfc0969b9982de532a0f1c3c76e0a5827dcfa5d"` [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 0.81s [INFO] running `"docker" "inspect" "03ec915d4cd7d47bd4e08eb17dfc0969b9982de532a0f1c3c76e0a5827dcfa5d"` [INFO] running `"docker" "rm" "-f" "03ec915d4cd7d47bd4e08eb17dfc0969b9982de532a0f1c3c76e0a5827dcfa5d"` [INFO] [stdout] 03ec915d4cd7d47bd4e08eb17dfc0969b9982de532a0f1c3c76e0a5827dcfa5d [INFO] running `"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" "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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] b5e869efe88ae20de55177874e16fc80e884729b4989829d4aa904659e3b4f91 [INFO] running `"docker" "start" "-a" "b5e869efe88ae20de55177874e16fc80e884729b4989829d4aa904659e3b4f91"` [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 0.14s [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" "b5e869efe88ae20de55177874e16fc80e884729b4989829d4aa904659e3b4f91"` [INFO] running `"docker" "rm" "-f" "b5e869efe88ae20de55177874e16fc80e884729b4989829d4aa904659e3b4f91"` [INFO] [stdout] b5e869efe88ae20de55177874e16fc80e884729b4989829d4aa904659e3b4f91