[INFO] fetching crate markov-chain 0.1.1...
[INFO] checking markov-chain-0.1.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate markov-chain 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate markov-chain 0.1.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate markov-chain 0.1.1
[INFO] finished tweaking crates.io crate markov-chain 0.1.1
[INFO] tweaked toml for crates.io crate markov-chain 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b45133e099e3b34f2f5752ad92c0754bb9eac0ce39237bd9d4ef6e67da23abba
[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" "b45133e099e3b34f2f5752ad92c0754bb9eac0ce39237bd9d4ef6e67da23abba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b45133e099e3b34f2f5752ad92c0754bb9eac0ce39237bd9d4ef6e67da23abba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b45133e099e3b34f2f5752ad92c0754bb9eac0ce39237bd9d4ef6e67da23abba", kill_on_drop: false }`
[INFO] [stdout] b45133e099e3b34f2f5752ad92c0754bb9eac0ce39237bd9d4ef6e67da23abba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f56ad368f8c0c387e0808df98f7dffc2302871aacf0eb1c424bc47856833d20
[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" "7f56ad368f8c0c387e0808df98f7dffc2302871aacf0eb1c424bc47856833d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking markov-chain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:286:1
[INFO] [stdout]     |
[INFO] [stdout] 286 | / lazy_static! { 
[INFO] [stdout] 287 | |     /// Symbol combinations to break sentences on.
[INFO] [stdout] 288 | |     static ref BREAK: [&'static str; 7] = [".", "?", "!", ".\"", "!\"", "?\"", ",\""];
[INFO] [stdout] 289 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 | /         lazy_static! {
[INFO] [stdout] 297 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 298 | |                 r#"[^ .!?,\-\n\r\t]+|[.,!?\-"]+"#
[INFO] [stdout] 299 | |                 ).unwrap();
[INFO] [stdout] 300 | |         };
[INFO] [stdout]     | |__________^
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:286:1
[INFO] [stdout]     |
[INFO] [stdout] 286 | / lazy_static! { 
[INFO] [stdout] 287 | |     /// Symbol combinations to break sentences on.
[INFO] [stdout] 288 | |     static ref BREAK: [&'static str; 7] = [".", "?", "!", ".\"", "!\"", "?\"", ",\""];
[INFO] [stdout] 289 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 | /         lazy_static! {
[INFO] [stdout] 297 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 298 | |                 r#"[^ .!?,\-\n\r\t]+|[.,!?\-"]+"#
[INFO] [stdout] 299 | |                 ).unwrap();
[INFO] [stdout] 300 | |         };
[INFO] [stdout]     | |__________^
[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: 2 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 24.45s
[INFO] running `Command { std: "docker" "inspect" "7f56ad368f8c0c387e0808df98f7dffc2302871aacf0eb1c424bc47856833d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f56ad368f8c0c387e0808df98f7dffc2302871aacf0eb1c424bc47856833d20", kill_on_drop: false }`
[INFO] [stdout] 7f56ad368f8c0c387e0808df98f7dffc2302871aacf0eb1c424bc47856833d20