[INFO] fetching crate restructure 0.2.0...
[INFO] checking restructure-0.2.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate restructure 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate restructure 0.2.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate restructure 0.2.0
[INFO] finished tweaking crates.io crate restructure 0.2.0
[INFO] tweaked toml for crates.io crate restructure 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c277611bf991a95fd6cc94163bb5f9b116e7fe9f287f88e397116fa6eb35d65a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c277611bf991a95fd6cc94163bb5f9b116e7fe9f287f88e397116fa6eb35d65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c277611bf991a95fd6cc94163bb5f9b116e7fe9f287f88e397116fa6eb35d65a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c277611bf991a95fd6cc94163bb5f9b116e7fe9f287f88e397116fa6eb35d65a", kill_on_drop: false }`
[INFO] [stdout] c277611bf991a95fd6cc94163bb5f9b116e7fe9f287f88e397116fa6eb35d65a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f4eac60e7d56f9a1a694324e927120ab18cce7843da4e16eb6531dd212a2c6d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f4eac60e7d56f9a1a694324e927120ab18cce7843da4e16eb6531dd212a2c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking restructure v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `major`
[INFO] [stdout]    --> src/lib.rs:80:15
[INFO] [stdout]     |
[INFO] [stdout] 80  |                 $field: $field_type,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | /         regexify!(SemVer {
[INFO] [stdout] 141 | |         major, i32, r"\d+"
[INFO] [stdout] 142 | |         __1, String, r"\."
[INFO] [stdout] 143 | |         minor, i32, r"\d+"
[INFO] [stdout] 144 | |         __2, String, r"\."
[INFO] [stdout] 145 | |         patch, i32, r"\d+"
[INFO] [stdout] 146 | |       });
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `minor`
[INFO] [stdout]    --> src/lib.rs:80:15
[INFO] [stdout]     |
[INFO] [stdout] 80  |                 $field: $field_type,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | /         regexify!(SemVer {
[INFO] [stdout] 141 | |         major, i32, r"\d+"
[INFO] [stdout] 142 | |         __1, String, r"\."
[INFO] [stdout] 143 | |         minor, i32, r"\d+"
[INFO] [stdout] 144 | |         __2, String, r"\."
[INFO] [stdout] 145 | |         patch, i32, r"\d+"
[INFO] [stdout] 146 | |       });
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `patch`
[INFO] [stdout]    --> src/lib.rs:80:15
[INFO] [stdout]     |
[INFO] [stdout] 80  |                 $field: $field_type,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | /         regexify!(SemVer {
[INFO] [stdout] 141 | |         major, i32, r"\d+"
[INFO] [stdout] 142 | |         __1, String, r"\."
[INFO] [stdout] 143 | |         minor, i32, r"\d+"
[INFO] [stdout] 144 | |         __2, String, r"\."
[INFO] [stdout] 145 | |         patch, i32, r"\d+"
[INFO] [stdout] 146 | |       });
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "1f4eac60e7d56f9a1a694324e927120ab18cce7843da4e16eb6531dd212a2c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f4eac60e7d56f9a1a694324e927120ab18cce7843da4e16eb6531dd212a2c6d", kill_on_drop: false }`
[INFO] [stdout] 1f4eac60e7d56f9a1a694324e927120ab18cce7843da4e16eb6531dd212a2c6d