[INFO] cloning repository https://github.com/jakelishman/brainfuck-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakelishman/brainfuck-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakelishman%2Fbrainfuck-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakelishman%2Fbrainfuck-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c91023e66274e2aa20d414c9a19880ff3e44c0d [INFO] testing jakelishman/brainfuck-rust against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakelishman%2Fbrainfuck-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jakelishman/brainfuck-rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jakelishman/brainfuck-rust [INFO] finished tweaking git repo https://github.com/jakelishman/brainfuck-rust [INFO] tweaked toml for git repo https://github.com/jakelishman/brainfuck-rust written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jakelishman/brainfuck-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e2e87bbd66a83667e512fc49cd8339396bd4733f13bdbf2618c86807f85b756 [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" "1e2e87bbd66a83667e512fc49cd8339396bd4733f13bdbf2618c86807f85b756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e2e87bbd66a83667e512fc49cd8339396bd4733f13bdbf2618c86807f85b756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e2e87bbd66a83667e512fc49cd8339396bd4733f13bdbf2618c86807f85b756", kill_on_drop: false }` [INFO] [stdout] 1e2e87bbd66a83667e512fc49cd8339396bd4733f13bdbf2618c86807f85b756 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0be6b38c1341ab32725ffabc50d8492aca7ae7e5bd20f7d3fbe171e3084a8de4 [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" "0be6b38c1341ab32725ffabc50d8492aca7ae7e5bd20f7d3fbe171e3084a8de4", kill_on_drop: false }` [INFO] [stderr] Compiling brainfuck_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | in_: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | out: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | err: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StdinLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:268:5 [INFO] [stdout] | [INFO] [stdout] 268 | stdin.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if unused stdin will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StdoutLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:269:5 [INFO] [stdout] | [INFO] [stdout] 269 | stdout.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused stdout will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StderrLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:270:5 [INFO] [stdout] | [INFO] [stdout] 270 | stderr.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused stderr will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "0be6b38c1341ab32725ffabc50d8492aca7ae7e5bd20f7d3fbe171e3084a8de4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be6b38c1341ab32725ffabc50d8492aca7ae7e5bd20f7d3fbe171e3084a8de4", kill_on_drop: false }` [INFO] [stdout] 0be6b38c1341ab32725ffabc50d8492aca7ae7e5bd20f7d3fbe171e3084a8de4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 034d25595a6d2099f698d39e3065881675a39fdc0d0a3a28417419f3249a6607 [INFO] running `Command { std: "docker" "start" "-a" "034d25595a6d2099f698d39e3065881675a39fdc0d0a3a28417419f3249a6607", kill_on_drop: false }` [INFO] [stderr] Compiling brainfuck_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | in_: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | out: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter/main.rs:31:18 [INFO] [stdout] | [INFO] [stdout] 31 | err: &'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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StdinLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:268:5 [INFO] [stdout] | [INFO] [stdout] 268 | stdin.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if unused stdin will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StdoutLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:269:5 [INFO] [stdout] | [INFO] [stdout] 269 | stdout.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused stdout will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `StderrLock` that must be used [INFO] [stdout] --> src/interpreter/main.rs:270:5 [INFO] [stdout] | [INFO] [stdout] 270 | stderr.lock(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused stderr will immediately unlock [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "034d25595a6d2099f698d39e3065881675a39fdc0d0a3a28417419f3249a6607", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "034d25595a6d2099f698d39e3065881675a39fdc0d0a3a28417419f3249a6607", kill_on_drop: false }` [INFO] [stdout] 034d25595a6d2099f698d39e3065881675a39fdc0d0a3a28417419f3249a6607 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b587a94c144df4341c289cc9243844f6b00e421ad74710e88ab43f0d77f7c77b [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" "b587a94c144df4341c289cc9243844f6b00e421ad74710e88ab43f0d77f7c77b", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/interpreter/main.rs:29:18 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 29 | in_: &'a mut Read, [INFO] [stdout] [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: for more information, see [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/interpreter/main.rs:30:18 [INFO] [stderr] | [INFO] [stderr] 30 | out: &'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 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/interpreter/main.rs:31:18 [INFO] [stderr] | [INFO] [stderr] 31 | err: &'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 [INFO] [stderr] [INFO] [stderr] warning: unused `StdinLock` that must be used [INFO] [stderr] --> src/interpreter/main.rs:268:5 [INFO] [stderr] | [INFO] [stderr] 268 | stdin.lock(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if unused stdin will immediately unlock [INFO] [stderr] [INFO] [stderr] warning: unused `StdoutLock` that must be used [INFO] [stderr] --> src/interpreter/main.rs:269:5 [INFO] [stderr] | [INFO] [stderr] 269 | stdout.lock(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if unused stdout will immediately unlock [INFO] [stderr] [INFO] [stderr] warning: unused `StderrLock` that must be used [INFO] [stderr] --> src/interpreter/main.rs:270:5 [INFO] [stderr] | [INFO] [stderr] 270 | stderr.lock(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if unused stderr will immediately unlock [INFO] [stderr] [INFO] [stderr] warning: `brainfuck_rust` (bin "bfri" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bf_rust-c2b0a3db363a5d59) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bfri-73ded44213a84a54) [INFO] [stderr] Doc-tests bf_rust [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" "b587a94c144df4341c289cc9243844f6b00e421ad74710e88ab43f0d77f7c77b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b587a94c144df4341c289cc9243844f6b00e421ad74710e88ab43f0d77f7c77b", kill_on_drop: false }` [INFO] [stdout] b587a94c144df4341c289cc9243844f6b00e421ad74710e88ab43f0d77f7c77b