[INFO] fetching crate graphlang 0.1.3... [INFO] checking graphlang-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate graphlang 0.1.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate graphlang 0.1.3 [INFO] finished tweaking crates.io crate graphlang 0.1.3 [INFO] tweaked toml for crates.io crate graphlang 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate graphlang 0.1.3 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate graphlang 0.1.3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e372228b419ec2335acd8f265213aa3f508c881a7345d9f7e4650fa1d153d65 [INFO] running `Command { std: "docker" "start" "-a" "6e372228b419ec2335acd8f265213aa3f508c881a7345d9f7e4650fa1d153d65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e372228b419ec2335acd8f265213aa3f508c881a7345d9f7e4650fa1d153d65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e372228b419ec2335acd8f265213aa3f508c881a7345d9f7e4650fa1d153d65", kill_on_drop: false }` [INFO] [stdout] 6e372228b419ec2335acd8f265213aa3f508c881a7345d9f7e4650fa1d153d65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8a93229595962d4f3b733c5cb7ea86c80e91ab7bed46e36eef02f1bee611350 [INFO] running `Command { std: "docker" "start" "-a" "e8a93229595962d4f3b733c5cb7ea86c80e91ab7bed46e36eef02f1bee611350", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking dot v0.1.4 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking envmnt v0.8.4 [INFO] [stderr] Checking ci_info v0.10.2 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Compiling rusty-hook v0.11.2 [INFO] [stderr] Checking clap v3.1.8 [INFO] [stderr] Checking serde_json v1.0.79 [INFO] [stderr] Checking graphlang v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Either a JSON file of a graph grammar or the name of a predefined grammar. [INFO] [stdout] 13 | | /// Possible predefined grammars are: [INFO] [stdout] 14 | | /// String, LadderN; [INFO] [stdout] 15 | | /// Where N is a positive Integer >= 1. [INFO] [stdout] 16 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | / /// Optional output path. If given a dot-file of the graph is generated. [INFO] [stdout] 18 | | #[clap(short, long)] [INFO] [stdout] 19 | | output: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// (*) Maximal runtime for graph evolution. Example: `1h 2min 3s 4ns` [INFO] [stdout] 25 | | #[clap(short, long)] [INFO] [stdout] 26 | | timeout: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Either a JSON file of a graph grammar or the name of a predefined grammar. [INFO] [stdout] 13 | | /// Possible predefined grammars are: [INFO] [stdout] 14 | | /// String, LadderN; [INFO] [stdout] 15 | | /// Where N is a positive Integer >= 1. [INFO] [stdout] 16 | | input: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | / /// Optional output path. If given a dot-file of the graph is generated. [INFO] [stdout] 18 | | #[clap(short, long)] [INFO] [stdout] 19 | | output: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// (*) Maximal runtime for graph evolution. Example: `1h 2min 3s 4ns` [INFO] [stdout] 25 | | #[clap(short, long)] [INFO] [stdout] 26 | | timeout: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `graphlang` (bin "graphlang" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `graphlang` (bin "graphlang") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "e8a93229595962d4f3b733c5cb7ea86c80e91ab7bed46e36eef02f1bee611350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8a93229595962d4f3b733c5cb7ea86c80e91ab7bed46e36eef02f1bee611350", kill_on_drop: false }` [INFO] [stdout] e8a93229595962d4f3b733c5cb7ea86c80e91ab7bed46e36eef02f1bee611350