[INFO] fetching crate constant_sandbox 0.1.0...
[INFO] checking constant_sandbox-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate constant_sandbox 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate constant_sandbox 0.1.0
[INFO] finished tweaking crates.io crate constant_sandbox 0.1.0
[INFO] tweaked toml for crates.io crate constant_sandbox 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate constant_sandbox 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate constant_sandbox 0.1.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.16
[INFO] [stderr]   Downloaded lib-ruby-parser v3.0.0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b7b2e20caea0c64803ab9943f4535655bbd3803524d2735eb229be9ee22176f
[INFO] running `Command { std: "docker" "start" "-a" "5b7b2e20caea0c64803ab9943f4535655bbd3803524d2735eb229be9ee22176f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7b2e20caea0c64803ab9943f4535655bbd3803524d2735eb229be9ee22176f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7b2e20caea0c64803ab9943f4535655bbd3803524d2735eb229be9ee22176f", kill_on_drop: false }`
[INFO] [stdout] 5b7b2e20caea0c64803ab9943f4535655bbd3803524d2735eb229be9ee22176f
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7a8de8f1da482eb620b3690ebd1fdd4b96d2b66e5e34ff44ec0aa243812a277
[INFO] running `Command { std: "docker" "start" "-a" "a7a8de8f1da482eb620b3690ebd1fdd4b96d2b66e5e34ff44ec0aa243812a277", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking lib-ruby-parser v3.0.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_yaml v0.8.16
[INFO] [stderr]     Checking constant_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `line` and `lines` are never read
[INFO] [stdout]   --> src/parser/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Definition {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub line: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub lines: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line` and `lines` are never read
[INFO] [stdout]   --> src/parser/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Definition {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub line: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub lines: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "a7a8de8f1da482eb620b3690ebd1fdd4b96d2b66e5e34ff44ec0aa243812a277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a8de8f1da482eb620b3690ebd1fdd4b96d2b66e5e34ff44ec0aa243812a277", kill_on_drop: false }`
[INFO] [stdout] a7a8de8f1da482eb620b3690ebd1fdd4b96d2b66e5e34ff44ec0aa243812a277
