[INFO] cloning repository https://github.com/agatan/signpostc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agatan/signpostc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagatan%2Fsignpostc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagatan%2Fsignpostc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bec8cb8c00705160b4bf569ba11b2c72e4a93714 [INFO] checking agatan/signpostc against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagatan%2Fsignpostc" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/agatan/signpostc on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/agatan/signpostc [INFO] finished tweaking git repo https://github.com/agatan/signpostc [INFO] tweaked toml for git repo https://github.com/agatan/signpostc written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/agatan/signpostc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0df3b56dfd2fddfc7dbcdbbe70fce14f574b132d3808a08901ababe6ffaba33c [INFO] running `Command { std: "docker" "start" "-a" "0df3b56dfd2fddfc7dbcdbbe70fce14f574b132d3808a08901ababe6ffaba33c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0df3b56dfd2fddfc7dbcdbbe70fce14f574b132d3808a08901ababe6ffaba33c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0df3b56dfd2fddfc7dbcdbbe70fce14f574b132d3808a08901ababe6ffaba33c", kill_on_drop: false }` [INFO] [stdout] 0df3b56dfd2fddfc7dbcdbbe70fce14f574b132d3808a08901ababe6ffaba33c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2e586d9453613b736e6da4a7f90f7d4b358af59aa1bb733ea84c181b112df19 [INFO] running `Command { std: "docker" "start" "-a" "f2e586d9453613b736e6da4a7f90f7d4b358af59aa1bb733ea84c181b112df19", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking signpostc_syntax v0.1.0 (/opt/rustwide/workdir/syntax) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> syntax/src/errors.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 23 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [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] --> syntax/src/errors.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 67 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [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: associated function is never used: `look_ahead` [INFO] [stdout] --> syntax/src/parser.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | fn look_ahead(&mut self, dist: usize, f: F) -> R [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking signpostc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.44s [INFO] running `Command { std: "docker" "inspect" "f2e586d9453613b736e6da4a7f90f7d4b358af59aa1bb733ea84c181b112df19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e586d9453613b736e6da4a7f90f7d4b358af59aa1bb733ea84c181b112df19", kill_on_drop: false }` [INFO] [stdout] f2e586d9453613b736e6da4a7f90f7d4b358af59aa1bb733ea84c181b112df19