[INFO] fetching crate bf 0.4.8... [INFO] testing bf-0.4.8 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate bf 0.4.8 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate bf 0.4.8 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bf 0.4.8 [INFO] finished tweaking crates.io crate bf 0.4.8 [INFO] tweaked toml for crates.io crate bf 0.4.8 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded semver-parser v0.6.2 [INFO] [stderr] Downloaded llvm-sys v38.3.0 [INFO] [stderr] Downloaded semver v0.4.1 [INFO] [stderr] Downloaded dynasmrt v0.2.3 [INFO] [stderr] Downloaded dynasm v0.2.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e63f5a24ae691b7e32227ad5cca63722811bfcb617cbfbcef708ca99f9475b77 [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" "e63f5a24ae691b7e32227ad5cca63722811bfcb617cbfbcef708ca99f9475b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e63f5a24ae691b7e32227ad5cca63722811bfcb617cbfbcef708ca99f9475b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e63f5a24ae691b7e32227ad5cca63722811bfcb617cbfbcef708ca99f9475b77", kill_on_drop: false }` [INFO] [stdout] e63f5a24ae691b7e32227ad5cca63722811bfcb617cbfbcef708ca99f9475b77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e03633ec99790de31b788b9ff6574f3f3e411e7e2e740c4843845070a21f8ab2 [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" "e03633ec99790de31b788b9ff6574f3f3e411e7e2e740c4843845070a21f8ab2", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling bf v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | input: &'a mut Read, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | output: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.70s [INFO] running `Command { std: "docker" "inspect" "e03633ec99790de31b788b9ff6574f3f3e411e7e2e740c4843845070a21f8ab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03633ec99790de31b788b9ff6574f3f3e411e7e2e740c4843845070a21f8ab2", kill_on_drop: false }` [INFO] [stdout] e03633ec99790de31b788b9ff6574f3f3e411e7e2e740c4843845070a21f8ab2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67b9350b25ecf185ca0fbb5cd978c333b3de7f7951eae1717dd4fb04d65b004e [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" "67b9350b25ecf185ca0fbb5cd978c333b3de7f7951eae1717dd4fb04d65b004e", kill_on_drop: false }` [INFO] [stderr] Compiling bf v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | input: &'a mut Read, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | output: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | input: &'a mut Read, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | output: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parse_program` is imported redundantly [INFO] [stdout] --> src/ast/interpreter.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 59 | use super::*; [INFO] [stdout] | -------- the item `parse_program` is already imported here [INFO] [stdout] ... [INFO] [stdout] 109 | use super::super::parser::parse_program; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 1.49s [INFO] running `Command { std: "docker" "inspect" "67b9350b25ecf185ca0fbb5cd978c333b3de7f7951eae1717dd4fb04d65b004e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67b9350b25ecf185ca0fbb5cd978c333b3de7f7951eae1717dd4fb04d65b004e", kill_on_drop: false }` [INFO] [stdout] 67b9350b25ecf185ca0fbb5cd978c333b3de7f7951eae1717dd4fb04d65b004e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] d7c37230d617d93271b24d88d934fe2f655ae9832bddd16a2e1725fe22702e44 [INFO] running `Command { std: "docker" "start" "-a" "d7c37230d617d93271b24d88d934fe2f655ae9832bddd16a2e1725fe22702e44", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rts.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | input: &'a mut Read, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rts.rs:30:21 [INFO] [stderr] | [INFO] [stderr] 30 | output: &'a mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rts.rs:28:21 [INFO] [stderr] | [INFO] [stderr] 28 | input: &'a mut Read, [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/rts.rs:30:21 [INFO] [stderr] | [INFO] [stderr] 30 | output: &'a mut Write, [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: the item `parse_program` is imported redundantly [INFO] [stderr] --> src/ast/interpreter.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 59 | use super::*; [INFO] [stderr] | -------- the item `parse_program` is already imported here [INFO] [stderr] ... [INFO] [stderr] 109 | use super::super::parser::parse_program; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bf-1424e87b23894f86) [INFO] [stdout] [INFO] [stdout] running 38 tests [INFO] [stdout] test ast::parser::tests::empty_loop_parses ... ok [INFO] [stdout] test ast::interpreter::tests::assert_no_output ... ok [INFO] [stdout] test ast::interpreter::tests::assert_output_0 ... ok [INFO] [stdout] test ast::interpreter::tests::assert_increment_input ... ok [INFO] [stdout] test ast::parser::tests::trailing_comment_is_ignored ... ok [INFO] [stdout] test ast::interpreter::tests::assert_output_1 ... ok [INFO] [stdout] test bytecode::interpreter::tests::hello_world ... ok [INFO] [stdout] test ast::parser::tests::nested_loops_parse ... ok [INFO] [stdout] test ast::parser::tests::right_bracket_without_left_is_error ... ok [INFO] [stdout] test ast::parser::tests::multiple_instructions_parse ... ok [INFO] [stdout] test ast::parser::tests::non_empty_loop_parses ... ok [INFO] [stdout] test ast::parser::tests::single_byte_instructions_parse ... ok [INFO] [stdout] test ast::parser::tests::all_comment_program_parses ... ok [INFO] [stdout] test ast::parser::tests::empty_program_parses ... ok [INFO] [stdout] test ast::parser::tests::comment_is_ignored ... ok [INFO] [stdout] test ast::parser::tests::left_bracket_without_right_is_error ... ok [INFO] [stdout] test ast::interpreter::tests::assert_increment_loop ... ok [INFO] [stdout] test ast::interpreter::tests::hello_world ... ok [INFO] [stdout] test rle::interpreter::tests::hello_world ... ok [INFO] [stdout] test state::tests::down_goes_to_255 ... ok [INFO] [stdout] test state::tests::load_reads ... ok [INFO] [stdout] test state::tests::right_then_left_restores ... ok [INFO] [stdout] test state::tests::right_moves_right ... ok [INFO] [stdout] test rle::compiler::tests::three_rights_compile ... ok [INFO] [stdout] test rle::compiler::tests::two_rights_two_ups_compile ... ok [INFO] [stdout] test state::tests::up_goes_to_1 ... ok [INFO] [stdout] test bytecode::interpreter::tests::factoring ... ok [INFO] [stdout] test state::tests::right_to_right_edge_is_okay ... ok [INFO] [stdout] test state::tests::store_writes ... ok [INFO] [stdout] test peephole::interpreter::tests::hello_world ... ok [INFO] [stdout] test rle::compiler::tests::right_compiles ... ok [INFO] [stdout] test state::tests::longer_sequence_of_actions ... ok [INFO] [stdout] test rle::compiler::tests::loop_compiles ... ok [INFO] [stdout] test state::tests::right_past_edge_is_error - should panic ... ok [INFO] [stdout] test state::tests::move_left_is_error - should panic ... ok [INFO] [stdout] test rle::interpreter::tests::factoring ... ok [INFO] [stdout] test ast::interpreter::tests::factoring ... ok [INFO] [stdout] test peephole::interpreter::tests::factoring ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bfi-dc7589b78ed07b56) [INFO] [stdout] [INFO] [stderr] Doc-tests bf [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d7c37230d617d93271b24d88d934fe2f655ae9832bddd16a2e1725fe22702e44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7c37230d617d93271b24d88d934fe2f655ae9832bddd16a2e1725fe22702e44", kill_on_drop: false }` [INFO] [stdout] d7c37230d617d93271b24d88d934fe2f655ae9832bddd16a2e1725fe22702e44