[INFO] fetching crate brain-rs 0.1.0... [INFO] testing brain-rs-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate brain-rs 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate brain-rs 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate brain-rs 0.1.0 [INFO] finished tweaking crates.io crate brain-rs 0.1.0 [INFO] tweaked toml for crates.io crate brain-rs 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 049ca9e66b95dc2b5f9d64322dc86a67c99ccc5b8f008b2259c366ec7435dc48 [INFO] running `Command { std: "docker" "start" "-a" "049ca9e66b95dc2b5f9d64322dc86a67c99ccc5b8f008b2259c366ec7435dc48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "049ca9e66b95dc2b5f9d64322dc86a67c99ccc5b8f008b2259c366ec7435dc48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "049ca9e66b95dc2b5f9d64322dc86a67c99ccc5b8f008b2259c366ec7435dc48", kill_on_drop: false }` [INFO] [stdout] 049ca9e66b95dc2b5f9d64322dc86a67c99ccc5b8f008b2259c366ec7435dc48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 640453b14eaa48fca475382c8700348a9f5d6fdfb619d960bc9b1a3d1cdb805d [INFO] running `Command { std: "docker" "start" "-a" "640453b14eaa48fca475382c8700348a9f5d6fdfb619d960bc9b1a3d1cdb805d", kill_on_drop: false }` [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling brain-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `length` [INFO] [stdout] --> src/bytecode.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `ByteCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bytecode.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/machine.rs:51:46 [INFO] [stdout] | [INFO] [stdout] 51 | ... Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.22s [INFO] running `Command { std: "docker" "inspect" "640453b14eaa48fca475382c8700348a9f5d6fdfb619d960bc9b1a3d1cdb805d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "640453b14eaa48fca475382c8700348a9f5d6fdfb619d960bc9b1a3d1cdb805d", kill_on_drop: false }` [INFO] [stdout] 640453b14eaa48fca475382c8700348a9f5d6fdfb619d960bc9b1a3d1cdb805d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c7459400e675449bb33bb4749870bf7881ab04601107270774131cac1bad2493 [INFO] running `Command { std: "docker" "start" "-a" "c7459400e675449bb33bb4749870bf7881ab04601107270774131cac1bad2493", kill_on_drop: false }` [INFO] [stdout] warning: field is never read: `length` [INFO] [stdout] --> src/bytecode.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `ByteCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bytecode.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling brain-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/machine.rs:51:46 [INFO] [stdout] | [INFO] [stdout] 51 | ... Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/test_brain.rs:16:25 [INFO] [stdout] | [INFO] [stdout] 16 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 16 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `length` [INFO] [stdout] --> src/bytecode.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `ByteCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bytecode.rs:68:10 [INFO] [stdout] | [INFO] [stdout] 68 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/machine.rs:51:46 [INFO] [stdout] | [INFO] [stdout] 51 | ... Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 51 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.00s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/brain-47b2ef6be4697691) [INFO] [stderr] Executable unittests src/bin/brain.rs (/opt/rustwide/target/debug/deps/brain-caf68f311998ec0c) [INFO] [stderr] Executable tests/test_brain.rs (/opt/rustwide/target/debug/deps/test_brain-f1ee1df871bc29f8) [INFO] [stderr] Executable tests/test_bytecode.rs (/opt/rustwide/target/debug/deps/test_bytecode-db6b30d248cf1d8d) [INFO] running `Command { std: "docker" "inspect" "c7459400e675449bb33bb4749870bf7881ab04601107270774131cac1bad2493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7459400e675449bb33bb4749870bf7881ab04601107270774131cac1bad2493", kill_on_drop: false }` [INFO] [stdout] c7459400e675449bb33bb4749870bf7881ab04601107270774131cac1bad2493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c38725d43c7a3563019b7b1c6679a94f62cb58e75a01b6375f34b5bfe87e9202 [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" "c38725d43c7a3563019b7b1c6679a94f62cb58e75a01b6375f34b5bfe87e9202", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `length` [INFO] [stderr] --> src/bytecode.rs:73:5 [INFO] [stderr] | [INFO] [stderr] 73 | length: usize, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `ByteCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bytecode.rs:68:10 [INFO] [stderr] | [INFO] [stderr] 68 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/machine.rs:51:46 [INFO] [stderr] | [INFO] [stderr] 51 | ... Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 51 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 51 | Err(e) => std::panic::panic_any(e), [INFO] [stderr] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] [INFO] [stderr] warning: `brain-rs` (lib) generated 2 warnings [INFO] [stderr] warning: `brain-rs` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> tests/test_brain.rs:16:25 [INFO] [stderr] | [INFO] [stderr] 16 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 16 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `brain-rs` (test "test_brain") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/brain-47b2ef6be4697691) [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] [stderr] Running unittests src/bin/brain.rs (/opt/rustwide/target/debug/deps/brain-caf68f311998ec0c) [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] [stderr] Running tests/test_brain.rs (/opt/rustwide/target/debug/deps/test_brain-f1ee1df871bc29f8) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_with_string ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test_bytecode.rs (/opt/rustwide/target/debug/deps/test_bytecode-db6b30d248cf1d8d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_with_bytecode ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests brain [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" "c38725d43c7a3563019b7b1c6679a94f62cb58e75a01b6375f34b5bfe87e9202", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c38725d43c7a3563019b7b1c6679a94f62cb58e75a01b6375f34b5bfe87e9202", kill_on_drop: false }` [INFO] [stdout] c38725d43c7a3563019b7b1c6679a94f62cb58e75a01b6375f34b5bfe87e9202