[INFO] cloning repository https://github.com/gustavderdrache/tiger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gustavderdrache/tiger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustavderdrache%2Ftiger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustavderdrache%2Ftiger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 103f4f5f5c9498d9eb869c6fe1f1205a0d398bc5 [INFO] checking gustavderdrache/tiger against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgustavderdrache%2Ftiger" "/workspace/builds/worker-76/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gustavderdrache/tiger on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gustavderdrache/tiger [INFO] finished tweaking git repo https://github.com/gustavderdrache/tiger [INFO] tweaked toml for git repo https://github.com/gustavderdrache/tiger written to /workspace/builds/worker-76/source/Cargo.toml [INFO] crate git repo https://github.com/gustavderdrache/tiger already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d67f1a3795945f4cfbc48c9a73f1b96b2bf9b4b59f4ae14455925665878c42f1 [INFO] running `Command { std: "docker" "start" "-a" "d67f1a3795945f4cfbc48c9a73f1b96b2bf9b4b59f4ae14455925665878c42f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d67f1a3795945f4cfbc48c9a73f1b96b2bf9b4b59f4ae14455925665878c42f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d67f1a3795945f4cfbc48c9a73f1b96b2bf9b4b59f4ae14455925665878c42f1", kill_on_drop: false }` [INFO] [stdout] d67f1a3795945f4cfbc48c9a73f1b96b2bf9b4b59f4ae14455925665878c42f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33b48218aa59e56f033c769441298d6cd80329b3452711225562063d43a2a34e [INFO] running `Command { std: "docker" "start" "-a" "33b48218aa59e56f033c769441298d6cd80329b3452711225562063d43a2a34e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking array-macro v1.0.3 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking enum-map-internals v0.1.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling enum-kinds v0.4.1 [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stderr] Compiling enum-map-derive v0.4.1 [INFO] [stderr] Checking enum-map v0.5.0 [INFO] [stderr] Checking tiger_syntax v0.1.0 (/opt/rustwide/workdir/tiger_syntax) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tiger_syntax/src/token.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | match >::as_ref(&maybe_identifer) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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] --> tiger_syntax/src/token.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | match >::as_ref(&maybe_identifer) { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn AsRef` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `associativity` [INFO] [stdout] --> tiger_syntax/src/parser/infix.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) associativity: Associativity, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `associativity` [INFO] [stdout] --> tiger_syntax/src/parser/infix.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) associativity: Associativity, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tigc v0.1.0 (/opt/rustwide/workdir/tigc) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.42s [INFO] running `Command { std: "docker" "inspect" "33b48218aa59e56f033c769441298d6cd80329b3452711225562063d43a2a34e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33b48218aa59e56f033c769441298d6cd80329b3452711225562063d43a2a34e", kill_on_drop: false }` [INFO] [stdout] 33b48218aa59e56f033c769441298d6cd80329b3452711225562063d43a2a34e