[INFO] fetching crate dmsort 1.0.1...
[INFO] checking dmsort-1.0.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate dmsort 1.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate dmsort 1.0.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dmsort 1.0.1
[INFO] finished tweaking crates.io crate dmsort 1.0.1
[INFO] tweaked toml for crates.io crate dmsort 1.0.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate dmsort 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b59bd3cd3d6ab013d42ebce5a6f2530d2e19ac684395e7b6a8906f4cc72785fc
[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" "b59bd3cd3d6ab013d42ebce5a6f2530d2e19ac684395e7b6a8906f4cc72785fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b59bd3cd3d6ab013d42ebce5a6f2530d2e19ac684395e7b6a8906f4cc72785fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b59bd3cd3d6ab013d42ebce5a6f2530d2e19ac684395e7b6a8906f4cc72785fc", kill_on_drop: false }`
[INFO] [stdout] b59bd3cd3d6ab013d42ebce5a6f2530d2e19ac684395e7b6a8906f4cc72785fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c701ced28b181c799afe8dc66512e5215b93e5e04a19afff036f60a659c601d4
[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" "c701ced28b181c799afe8dc66512e5215b93e5e04a19afff036f60a659c601d4", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking gnuplot v0.0.22
[INFO] [stderr]     Checking dmsort v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking quickersort v3.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> tests/benchmark.rs:229:24
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use rand::SeedableRng;;
[INFO] [stdout]     |                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> tests/tests.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     panic!(scheuled_panic_code.clone());
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     panic!("{}", scheuled_panic_code.clone());
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     std::panic::panic_any(scheuled_panic_code.clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `Command { std: "docker" "inspect" "c701ced28b181c799afe8dc66512e5215b93e5e04a19afff036f60a659c601d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c701ced28b181c799afe8dc66512e5215b93e5e04a19afff036f60a659c601d4", kill_on_drop: false }`
[INFO] [stdout] c701ced28b181c799afe8dc66512e5215b93e5e04a19afff036f60a659c601d4