[INFO] fetching crate pegy 0.1.2... [INFO] building pegy-0.1.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate pegy 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate pegy 0.1.2 [INFO] finished tweaking crates.io crate pegy 0.1.2 [INFO] tweaked toml for crates.io crate pegy 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pegy 0.1.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pegy 0.1.2 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-traits v0.2.17 [INFO] [stderr] Downloaded pegy-derive v0.1.2 [INFO] [stderr] Downloaded fast-float v0.2.0 [INFO] [stderr] Downloaded hexf-parse v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a9642afcb1ccffb1e96e2c3592ff5f1bde2f42a3c9d3e89cf16adc9c350cc974 [INFO] running `Command { std: "docker" "start" "-a" "a9642afcb1ccffb1e96e2c3592ff5f1bde2f42a3c9d3e89cf16adc9c350cc974", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a9642afcb1ccffb1e96e2c3592ff5f1bde2f42a3c9d3e89cf16adc9c350cc974", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9642afcb1ccffb1e96e2c3592ff5f1bde2f42a3c9d3e89cf16adc9c350cc974", kill_on_drop: false }` [INFO] [stdout] a9642afcb1ccffb1e96e2c3592ff5f1bde2f42a3c9d3e89cf16adc9c350cc974 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99b7985452a43abcc0276548bda3c0351016b8c26ac829fd4fd2d843939ac347 [INFO] running `Command { std: "docker" "start" "-a" "99b7985452a43abcc0276548bda3c0351016b8c26ac829fd4fd2d843939ac347", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling fast-float v0.2.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling pegy-derive v0.1.2 [INFO] [stderr] Compiling futures-executor v0.3.28 [INFO] [stderr] Compiling futures v0.3.28 [INFO] [stderr] Compiling pegy v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.42s [INFO] running `Command { std: "docker" "inspect" "99b7985452a43abcc0276548bda3c0351016b8c26ac829fd4fd2d843939ac347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99b7985452a43abcc0276548bda3c0351016b8c26ac829fd4fd2d843939ac347", kill_on_drop: false }` [INFO] [stdout] 99b7985452a43abcc0276548bda3c0351016b8c26ac829fd4fd2d843939ac347 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f68b5c0a9101c47bdc7af82564f79213fe77cc243a26dc7e8c368cce5dc6483 [INFO] running `Command { std: "docker" "start" "-a" "7f68b5c0a9101c47bdc7af82564f79213fe77cc243a26dc7e8c368cce5dc6483", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling hexf-parse v0.1.0 [INFO] [stderr] Compiling pegy v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/ident.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct AlphaDigit(char); [INFO] [stdout] | ---------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `AlphaDigit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/ident.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Digit(char); [INFO] [stdout] | ----- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Digit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/ident.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Ident(Vec); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Ident` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Object(Vec); [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Object` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> examples/json.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct FieldValue(JsonString, JsonValue); [INFO] [stdout] | ---------- ^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] = note: `FieldValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct Array(Vec); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Array` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/json.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct JsonString(Span); [INFO] [stdout] | ---------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `JsonString` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.48s [INFO] running `Command { std: "docker" "inspect" "7f68b5c0a9101c47bdc7af82564f79213fe77cc243a26dc7e8c368cce5dc6483", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f68b5c0a9101c47bdc7af82564f79213fe77cc243a26dc7e8c368cce5dc6483", kill_on_drop: false }` [INFO] [stdout] 7f68b5c0a9101c47bdc7af82564f79213fe77cc243a26dc7e8c368cce5dc6483