[INFO] fetching crate livesplit-core 0.11.0...
[INFO] checking livesplit-core-0.11.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate livesplit-core 0.11.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate livesplit-core 0.11.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate livesplit-core 0.11.0
[INFO] finished tweaking crates.io crate livesplit-core 0.11.0
[INFO] tweaked toml for crates.io crate livesplit-core 0.11.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 564478be1c23c1c310458f022c28c5925055b80de611df5e9714ae03e0f75147
[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" "564478be1c23c1c310458f022c28c5925055b80de611df5e9714ae03e0f75147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "564478be1c23c1c310458f022c28c5925055b80de611df5e9714ae03e0f75147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564478be1c23c1c310458f022c28c5925055b80de611df5e9714ae03e0f75147", kill_on_drop: false }`
[INFO] [stdout] 564478be1c23c1c310458f022c28c5925055b80de611df5e9714ae03e0f75147
[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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eea96a436fc0763832ef23c557980c7e711d609cbdf5d6b9008bb17ddaa8e00b
[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" "eea96a436fc0763832ef23c557980c7e711d609cbdf5d6b9008bb17ddaa8e00b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking memmem v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rawslice v0.1.1
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking odds v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking promising-future v0.2.4
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking livesplit-hotkey v0.5.0
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking quick-xml v0.14.0
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking livesplit-core v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/run/saver/livesplit.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     replace(vec, bytes);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `software_rendering`
[INFO] [stdout]    --> benches/software_rendering.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / #![cfg(feature = "software-rendering")]
[INFO] [stdout] 2   | |
[INFO] [stdout] 3   | | use {
[INFO] [stdout] 4   | |     criterion::{criterion_group, criterion_main, Benchmark, Criterion},
[INFO] [stdout] ...   |
[INFO] [stdout] 103 | |     }
[INFO] [stdout] 104 | | }
[INFO] [stdout]     | |_^ consider adding a `main` function to `benches/software_rendering.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 `livesplit-core`.
[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] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/run/saver/livesplit.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     replace(vec, bytes);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "eea96a436fc0763832ef23c557980c7e711d609cbdf5d6b9008bb17ddaa8e00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea96a436fc0763832ef23c557980c7e711d609cbdf5d6b9008bb17ddaa8e00b", kill_on_drop: false }`
[INFO] [stdout] eea96a436fc0763832ef23c557980c7e711d609cbdf5d6b9008bb17ddaa8e00b