[INFO] fetching crate ticketed_lock 0.3.0...
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] crate ticketed_lock 0.3.0 is already in cache
[INFO] checking ticketed_lock-0.3.0 against master#ea6ab1bd845790fb31ba790d2c7aec898f89fe62 for pr-99880
[INFO] extracting crate ticketed_lock 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ticketed_lock 0.3.0 on toolchain ea6ab1bd845790fb31ba790d2c7aec898f89fe62
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ticketed_lock 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ticketed_lock 0.3.0
[INFO] tweaked toml for crates.io crate ticketed_lock 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate ticketed_lock 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bc387d39e023291579001d4cfbce84d763f409e09082cfb4e368f0585208fe0
[INFO] running `Command { std: "docker" "start" "-a" "6bc387d39e023291579001d4cfbce84d763f409e09082cfb4e368f0585208fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bc387d39e023291579001d4cfbce84d763f409e09082cfb4e368f0585208fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc387d39e023291579001d4cfbce84d763f409e09082cfb4e368f0585208fe0", kill_on_drop: false }`
[INFO] [stdout] 6bc387d39e023291579001d4cfbce84d763f409e09082cfb4e368f0585208fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+ea6ab1bd845790fb31ba790d2c7aec898f89fe62" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11c2bdda6254e2af46cd8eb793f16b04b811ba8aa44b67ffe4094e66a92a188
[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" "b11c2bdda6254e2af46cd8eb793f16b04b811ba8aa44b67ffe4094e66a92a188", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking thread_local v1.1.1
[INFO] [stderr]     Checking ticketed_lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `access` is never read
[INFO] [stdout]   --> src/raw.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Ticket<A> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     access: A,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Ticket` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stdout] warning: field `access` is never read
[INFO] [stdout]   --> src/raw.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Ticket<A> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 42 |     access: A,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Ticket` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "b11c2bdda6254e2af46cd8eb793f16b04b811ba8aa44b67ffe4094e66a92a188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11c2bdda6254e2af46cd8eb793f16b04b811ba8aa44b67ffe4094e66a92a188", kill_on_drop: false }`
[INFO] [stdout] b11c2bdda6254e2af46cd8eb793f16b04b811ba8aa44b67ffe4094e66a92a188