[INFO] fetching crate lta_models 0.3.0-beta...
[INFO] checking lta_models-0.3.0-beta against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate lta_models 0.3.0-beta into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate lta_models 0.3.0-beta on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lta_models 0.3.0-beta
[INFO] finished tweaking crates.io crate lta_models 0.3.0-beta
[INFO] tweaked toml for crates.io crate lta_models 0.3.0-beta written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ee1e6cf8a2d495546bdbb0cdf59d3ca22b8e74a233aa4acea8f1e5fa649fb23
[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" "6ee1e6cf8a2d495546bdbb0cdf59d3ca22b8e74a233aa4acea8f1e5fa649fb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ee1e6cf8a2d495546bdbb0cdf59d3ca22b8e74a233aa4acea8f1e5fa649fb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee1e6cf8a2d495546bdbb0cdf59d3ca22b8e74a233aa4acea8f1e5fa649fb23", kill_on_drop: false }`
[INFO] [stdout] 6ee1e6cf8a2d495546bdbb0cdf59d3ca22b8e74a233aa4acea8f1e5fa649fb23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a978b92aa2d7c6d80c7574e1abbd3c70a1ee8c58f69d7a336fe91248e5879e3
[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" "2a978b92aa2d7c6d80c7574e1abbd3c70a1ee8c58f69d7a336fe91248e5879e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking regex v1.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking lta_models v0.3.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stdout] error[E0601]: `main` function not found in crate `benchmark`
[INFO] [stdout]  --> benches/benchmark.rs:1:2
[INFO] [stdout]   |
[INFO] [stdout] 1 | 
[INFO] [stdout]   |  ^ consider adding a `main` function to `benches/benchmark.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lta_models`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2a978b92aa2d7c6d80c7574e1abbd3c70a1ee8c58f69d7a336fe91248e5879e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a978b92aa2d7c6d80c7574e1abbd3c70a1ee8c58f69d7a336fe91248e5879e3", kill_on_drop: false }`
[INFO] [stdout] 2a978b92aa2d7c6d80c7574e1abbd3c70a1ee8c58f69d7a336fe91248e5879e3