[INFO] fetching crate knightrs 0.8.12... [INFO] checking knightrs-0.8.12 against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-1 [INFO] extracting crate knightrs 0.8.12 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate knightrs 0.8.12 on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate knightrs 0.8.12 [INFO] finished tweaking crates.io crate knightrs 0.8.12 [INFO] tweaked toml for crates.io crate knightrs 0.8.12 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate knightrs 0.8.12 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.6.2 [INFO] [stderr] Downloaded rand v0.8.3 [INFO] [stderr] Downloaded hermit-abi v0.1.18 [INFO] [stderr] Downloaded rand_chacha v0.3.0 [INFO] [stderr] Downloaded once_cell v1.7.2 [INFO] [stderr] Downloaded getrandom v0.2.2 [INFO] [stderr] Downloaded rand_hc v0.3.0 [INFO] [stderr] Downloaded libc v0.2.91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 340c0f3722f993533745d7d3e7093ca3b7918c459f68eaeed553165fb43fe9e5 [INFO] running `Command { std: "docker" "start" "-a" "340c0f3722f993533745d7d3e7093ca3b7918c459f68eaeed553165fb43fe9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "340c0f3722f993533745d7d3e7093ca3b7918c459f68eaeed553165fb43fe9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "340c0f3722f993533745d7d3e7093ca3b7918c459f68eaeed553165fb43fe9e5", kill_on_drop: false }` [INFO] [stdout] 340c0f3722f993533745d7d3e7093ca3b7918c459f68eaeed553165fb43fe9e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4b5174f2d6f0ebf5d04bcce03750f17d63af10be6ec466b8d8561c692de605c [INFO] running `Command { std: "docker" "start" "-a" "b4b5174f2d6f0ebf5d04bcce03750f17d63af10be6ec466b8d8561c692de605c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking knightrs v0.8.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `Feature` [INFO] [stdout] --> src/function.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | #[cfg(Feature="variable-lookup")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] help: there is a config with a similar name and value (notice the capitalization difference) [INFO] [stdout] | [INFO] [stdout] 151 | #[cfg(feature="variable-lookup")] [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `Feature` [INFO] [stdout] --> src/function.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | #[cfg(Feature="variable-lookup")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] help: there is a config with a similar name and value (notice the capitalization difference) [INFO] [stdout] | [INFO] [stdout] 151 | #[cfg(feature="variable-lookup")] [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/text.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { &EMPTY }.get_or_init(|| unsafe { Self::new_unchecked("") }).clone() [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { &raw const EMPTY }.get_or_init(|| unsafe { Self::new_unchecked("") }).clone() [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:108:30 [INFO] [stdout] | [INFO] [stdout] 108 | Value::Null => Ok(unsafe {&NULL}.get_or_init(|| unsafe { Self::new_unchecked("null") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 108 | Value::Null => Ok(unsafe {&raw const NULL}.get_or_init(|| unsafe { Self::new_unchecked("null") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:109:39 [INFO] [stdout] | [INFO] [stdout] 109 | Value::Boolean(true) => Ok(unsafe {&TRUE}.get_or_init(|| unsafe { Self::new_unchecked("true") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 109 | Value::Boolean(true) => Ok(unsafe {&raw const TRUE}.get_or_init(|| unsafe { Self::new_unchecked("true") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:110:40 [INFO] [stdout] | [INFO] [stdout] 110 | Value::Boolean(false) => Ok(unsafe {&FALSE}.get_or_init(|| unsafe { Self::new_unchecked("false") }).clone()), [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 110 | Value::Boolean(false) => Ok(unsafe {&raw const FALSE}.get_or_init(|| unsafe { Self::new_unchecked("false") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:111:35 [INFO] [stdout] | [INFO] [stdout] 111 | Value::Number(0) => Ok(unsafe {&ZERO}.get_or_init(|| unsafe { Self::new_unchecked("0") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 111 | Value::Number(0) => Ok(unsafe {&raw const ZERO}.get_or_init(|| unsafe { Self::new_unchecked("0") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:112:35 [INFO] [stdout] | [INFO] [stdout] 112 | Value::Number(1) => Ok(unsafe {&ONE}.get_or_init(|| unsafe { Self::new_unchecked("1") }).clone()), [INFO] [stdout] | ^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 112 | Value::Number(1) => Ok(unsafe {&raw const ONE}.get_or_init(|| unsafe { Self::new_unchecked("1") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/text.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { &EMPTY }.get_or_init(|| unsafe { Self::new_unchecked("") }).clone() [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { &raw const EMPTY }.get_or_init(|| unsafe { Self::new_unchecked("") }).clone() [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:108:30 [INFO] [stdout] | [INFO] [stdout] 108 | Value::Null => Ok(unsafe {&NULL}.get_or_init(|| unsafe { Self::new_unchecked("null") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 108 | Value::Null => Ok(unsafe {&raw const NULL}.get_or_init(|| unsafe { Self::new_unchecked("null") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:109:39 [INFO] [stdout] | [INFO] [stdout] 109 | Value::Boolean(true) => Ok(unsafe {&TRUE}.get_or_init(|| unsafe { Self::new_unchecked("true") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 109 | Value::Boolean(true) => Ok(unsafe {&raw const TRUE}.get_or_init(|| unsafe { Self::new_unchecked("true") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:110:40 [INFO] [stdout] | [INFO] [stdout] 110 | Value::Boolean(false) => Ok(unsafe {&FALSE}.get_or_init(|| unsafe { Self::new_unchecked("false") }).clone()), [INFO] [stdout] | ^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 110 | Value::Boolean(false) => Ok(unsafe {&raw const FALSE}.get_or_init(|| unsafe { Self::new_unchecked("false") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:111:35 [INFO] [stdout] | [INFO] [stdout] 111 | Value::Number(0) => Ok(unsafe {&ZERO}.get_or_init(|| unsafe { Self::new_unchecked("0") }).clone()), [INFO] [stdout] | ^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 111 | Value::Number(0) => Ok(unsafe {&raw const ZERO}.get_or_init(|| unsafe { Self::new_unchecked("0") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/value.rs:112:35 [INFO] [stdout] | [INFO] [stdout] 112 | Value::Number(1) => Ok(unsafe {&ONE}.get_or_init(|| unsafe { Self::new_unchecked("1") }).clone()), [INFO] [stdout] | ^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] help: use `&raw const` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 112 | Value::Number(1) => Ok(unsafe {&raw const ONE}.get_or_init(|| unsafe { Self::new_unchecked("1") }).clone()), [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s [INFO] running `Command { std: "docker" "inspect" "b4b5174f2d6f0ebf5d04bcce03750f17d63af10be6ec466b8d8561c692de605c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4b5174f2d6f0ebf5d04bcce03750f17d63af10be6ec466b8d8561c692de605c", kill_on_drop: false }` [INFO] [stdout] b4b5174f2d6f0ebf5d04bcce03750f17d63af10be6ec466b8d8561c692de605c