[INFO] fetching crate gll 0.0.2... [INFO] testing gll-0.0.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate gll 0.0.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate gll 0.0.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gll 0.0.2 [INFO] finished tweaking crates.io crate gll 0.0.2 [INFO] tweaked toml for crates.io crate gll 0.0.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indexing v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b610a01bd7237d846d19e7f2eb32164b4bf66338eb163b624d45c6fe4731f8a [INFO] running `Command { std: "docker" "start" "-a" "7b610a01bd7237d846d19e7f2eb32164b4bf66338eb163b624d45c6fe4731f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b610a01bd7237d846d19e7f2eb32164b4bf66338eb163b624d45c6fe4731f8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b610a01bd7237d846d19e7f2eb32164b4bf66338eb163b624d45c6fe4731f8a", kill_on_drop: false }` [INFO] [stdout] 7b610a01bd7237d846d19e7f2eb32164b4bf66338eb163b624d45c6fe4731f8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5366cd4337a57bf640697b91cbae47e46ec7124fdacb46bad79147e0f066515 [INFO] running `Command { std: "docker" "start" "-a" "c5366cd4337a57bf640697b91cbae47e46ec7124fdacb46bad79147e0f066515", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling indexing v0.3.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling gll v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/generate/rust.rs:1477:21 [INFO] [stdout] | [INFO] [stdout] 1477 | / write!( [INFO] [stdout] 1478 | | s, [INFO] [stdout] 1479 | | "{} _{}: {} => {},", [INFO] [stdout] 1480 | | i, [INFO] [stdout] ... | [INFO] [stdout] 1483 | | rule.generate_traverse_shape(true, parse_nodes) [INFO] [stdout] 1484 | | ); [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/generate/rust.rs:1486:17 [INFO] [stdout] | [INFO] [stdout] 1486 | write!(s, " }}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runtime.rs:425:43 [INFO] [stdout] | [INFO] [stdout] 425 | pub fn dump_graphviz(&self, out: &mut Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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] --> src/runtime.rs:575:43 [INFO] [stdout] | [INFO] [stdout] 575 | pub fn dump_graphviz(&self, out: &mut Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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: unused `Result` that must be used [INFO] [stdout] --> src/generate/rust.rs:1477:21 [INFO] [stdout] | [INFO] [stdout] 1477 | / write!( [INFO] [stdout] 1478 | | s, [INFO] [stdout] 1479 | | "{} _{}: {} => {},", [INFO] [stdout] 1480 | | i, [INFO] [stdout] ... | [INFO] [stdout] 1483 | | rule.generate_traverse_shape(true, parse_nodes) [INFO] [stdout] 1484 | | ); [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/generate/rust.rs:1486:17 [INFO] [stdout] | [INFO] [stdout] 1486 | write!(s, " }}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "c5366cd4337a57bf640697b91cbae47e46ec7124fdacb46bad79147e0f066515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5366cd4337a57bf640697b91cbae47e46ec7124fdacb46bad79147e0f066515", kill_on_drop: false }` [INFO] [stdout] c5366cd4337a57bf640697b91cbae47e46ec7124fdacb46bad79147e0f066515 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80aa17d60bde1362fd133d704d9d7b32ea88df83f87d5b43d25b7d8cba3ca8ea [INFO] running `Command { std: "docker" "start" "-a" "80aa17d60bde1362fd133d704d9d7b32ea88df83f87d5b43d25b7d8cba3ca8ea", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] running `Command { std: "docker" "inspect" "80aa17d60bde1362fd133d704d9d7b32ea88df83f87d5b43d25b7d8cba3ca8ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80aa17d60bde1362fd133d704d9d7b32ea88df83f87d5b43d25b7d8cba3ca8ea", kill_on_drop: false }` [INFO] [stdout] 80aa17d60bde1362fd133d704d9d7b32ea88df83f87d5b43d25b7d8cba3ca8ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 17cb6cf1cff6c30248e5ffa75badca57fed1bd8af060daaadab0e3f7a4da7592 [INFO] running `Command { std: "docker" "start" "-a" "17cb6cf1cff6c30248e5ffa75badca57fed1bd8af060daaadab0e3f7a4da7592", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] running `Command { std: "docker" "inspect" "17cb6cf1cff6c30248e5ffa75badca57fed1bd8af060daaadab0e3f7a4da7592", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17cb6cf1cff6c30248e5ffa75badca57fed1bd8af060daaadab0e3f7a4da7592", kill_on_drop: false }` [INFO] [stdout] 17cb6cf1cff6c30248e5ffa75badca57fed1bd8af060daaadab0e3f7a4da7592