[INFO] fetching crate bf 0.4.8... [INFO] testing bf-0.4.8 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate bf 0.4.8 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate bf 0.4.8 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2640d7adad0c879a9c9131c6a82471929631106a3e7eada3b66065b370b792b4 [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" "2640d7adad0c879a9c9131c6a82471929631106a3e7eada3b66065b370b792b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2640d7adad0c879a9c9131c6a82471929631106a3e7eada3b66065b370b792b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2640d7adad0c879a9c9131c6a82471929631106a3e7eada3b66065b370b792b4", kill_on_drop: false }` [INFO] [stdout] 2640d7adad0c879a9c9131c6a82471929631106a3e7eada3b66065b370b792b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f961720d4ddb4eee0aa99cdb90e8f0a7e35f9d855a6ea8106e7434abd7761770 [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" "f961720d4ddb4eee0aa99cdb90e8f0a7e35f9d855a6ea8106e7434abd7761770", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [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 13.24s [INFO] running `Command { std: "docker" "inspect" "f961720d4ddb4eee0aa99cdb90e8f0a7e35f9d855a6ea8106e7434abd7761770", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f961720d4ddb4eee0aa99cdb90e8f0a7e35f9d855a6ea8106e7434abd7761770", kill_on_drop: false }` [INFO] [stdout] f961720d4ddb4eee0aa99cdb90e8f0a7e35f9d855a6ea8106e7434abd7761770 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a04cf6a3b122e8684233acca6a28c319d49d9dd5a9b514a07bd5b57427e0930 [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" "3a04cf6a3b122e8684233acca6a28c319d49d9dd5a9b514a07bd5b57427e0930", kill_on_drop: false }` [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] [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: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 1.81s [INFO] running `Command { std: "docker" "inspect" "3a04cf6a3b122e8684233acca6a28c319d49d9dd5a9b514a07bd5b57427e0930", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a04cf6a3b122e8684233acca6a28c319d49d9dd5a9b514a07bd5b57427e0930", kill_on_drop: false }` [INFO] [stdout] 3a04cf6a3b122e8684233acca6a28c319d49d9dd5a9b514a07bd5b57427e0930 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 70b56e2ccae6541a775a01e3d49f8b975df787290a56d1c53ecf0137ef17ecf5 [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" "70b56e2ccae6541a775a01e3d49f8b975df787290a56d1c53ecf0137ef17ecf5", 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 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bf-1424e87b23894f86) [INFO] [stdout] [INFO] [stdout] running 38 tests [INFO] [stdout] test ast::interpreter::tests::assert_no_output ... ok [INFO] [stdout] test ast::parser::tests::all_comment_program_parses ... ok [INFO] [stdout] test ast::parser::tests::comment_is_ignored ... ok [INFO] [stdout] test ast::parser::tests::empty_program_parses ... ok [INFO] [stdout] test ast::parser::tests::left_bracket_without_right_is_error ... ok [INFO] [stdout] test ast::parser::tests::single_byte_instructions_parse ... ok [INFO] [stdout] test ast::parser::tests::trailing_comment_is_ignored ... ok [INFO] [stdout] test ast::parser::tests::empty_loop_parses ... ok [INFO] [stdout] test ast::interpreter::tests::hello_world ... ok [INFO] [stdout] test ast::interpreter::tests::assert_increment_input ... ok [INFO] [stdout] test rle::compiler::tests::right_compiles ... ok [INFO] [stdout] test ast::interpreter::tests::assert_output_1 ... 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 bytecode::interpreter::tests::hello_world ... ok [INFO] [stdout] test ast::parser::tests::right_bracket_without_left_is_error ... ok [INFO] [stdout] test ast::parser::tests::nested_loops_parse ... ok [INFO] [stdout] test ast::interpreter::tests::assert_output_0 ... ok [INFO] [stdout] test state::tests::down_goes_to_255 ... ok [INFO] [stdout] test state::tests::longer_sequence_of_actions ... 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::right_moves_right ... ok [INFO] [stdout] test state::tests::store_writes ... ok [INFO] [stdout] test state::tests::load_reads ... ok [INFO] [stdout] test rle::compiler::tests::loop_compiles ... ok [INFO] [stdout] test state::tests::up_goes_to_1 ... ok [INFO] [stdout] test rle::interpreter::tests::hello_world ... ok [INFO] [stdout] test state::tests::right_then_left_restores ... ok [INFO] [stdout] test state::tests::right_to_right_edge_is_okay ... ok [INFO] [stdout] test peephole::interpreter::tests::hello_world ... ok [INFO] [stdout] test ast::interpreter::tests::assert_increment_loop ... ok [INFO] [stdout] test bytecode::interpreter::tests::factoring ... 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 peephole::interpreter::tests::factoring ... ok [INFO] [stdout] test ast::interpreter::tests::factoring ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bfi-dc7589b78ed07b56) [INFO] [stdout] test rle::interpreter::tests::factoring ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stderr] Doc-tests bf [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] [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" "70b56e2ccae6541a775a01e3d49f8b975df787290a56d1c53ecf0137ef17ecf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70b56e2ccae6541a775a01e3d49f8b975df787290a56d1c53ecf0137ef17ecf5", kill_on_drop: false }` [INFO] [stdout] 70b56e2ccae6541a775a01e3d49f8b975df787290a56d1c53ecf0137ef17ecf5