[INFO] fetching crate cargo-culture 1.0.0...
[INFO] checking cargo-culture-1.0.0 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate cargo-culture 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-culture 1.0.0 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-culture 1.0.0
[INFO] finished tweaking crates.io crate cargo-culture 1.0.0
[INFO] tweaked toml for crates.io crate cargo-culture 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b29d3433df42e65aaa90247c4a3c410f627cbfaec332c8abbb9d0e03b9935af
[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" "8b29d3433df42e65aaa90247c4a3c410f627cbfaec332c8abbb9d0e03b9935af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b29d3433df42e65aaa90247c4a3c410f627cbfaec332c8abbb9d0e03b9935af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b29d3433df42e65aaa90247c4a3c410f627cbfaec332c8abbb9d0e03b9935af", kill_on_drop: false }`
[INFO] [stdout] 8b29d3433df42e65aaa90247c4a3c410f627cbfaec332c8abbb9d0e03b9935af
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] fe6c24b73f896d6c2b9f5bf8c34d3ee7d69b5401d9aeb7a7473b11a4683a2d2f
[INFO] running `Command { std: "docker" "start" "-a" "fe6c24b73f896d6c2b9f5bf8c34d3ee7d69b5401d9aeb7a7473b11a4683a2d2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking proptest v0.7.2
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking cargo_metadata v0.5.8
[INFO] [stderr]     Checking cargo-culture-kit v1.0.0
[INFO] [stderr]     Checking cargo-culture v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:125:70
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let rules_refs = rules.iter().map(|r| r.as_ref()).collect::<Vec<&Rule>>();
[INFO] [stdout]     |                                                                      ^^^^ help: use `dyn`: `dyn Rule`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |         let home = env::home_dir().unwrap_or(PathBuf::from("/home/user"));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:125:70
[INFO] [stdout]     |
[INFO] [stdout] 125 |     let rules_refs = rules.iter().map(|r| r.as_ref()).collect::<Vec<&Rule>>();
[INFO] [stdout]     |                                                                      ^^^^ help: use `dyn`: `dyn Rule`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.82s
[INFO] running `Command { std: "docker" "inspect" "fe6c24b73f896d6c2b9f5bf8c34d3ee7d69b5401d9aeb7a7473b11a4683a2d2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6c24b73f896d6c2b9f5bf8c34d3ee7d69b5401d9aeb7a7473b11a4683a2d2f", kill_on_drop: false }`
[INFO] [stdout] fe6c24b73f896d6c2b9f5bf8c34d3ee7d69b5401d9aeb7a7473b11a4683a2d2f