[INFO] fetching crate emlop 0.4.0...
[INFO] checking emlop-0.4.0 against beta for pr-78714
[INFO] extracting crate emlop 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate emlop 0.4.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate emlop 0.4.0
[INFO] finished tweaking crates.io crate emlop 0.4.0
[INFO] tweaked toml for crates.io crate emlop 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate emlop 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 902f514cdfefd97ef140f0fc604b5c7fcf47e0e97b7f8f6626264d9343ddfd3a
[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" "902f514cdfefd97ef140f0fc604b5c7fcf47e0e97b7f8f6626264d9343ddfd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "902f514cdfefd97ef140f0fc604b5c7fcf47e0e97b7f8f6626264d9343ddfd3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902f514cdfefd97ef140f0fc604b5c7fcf47e0e97b7f8f6626264d9343ddfd3a", kill_on_drop: false }`
[INFO] [stdout] 902f514cdfefd97ef140f0fc604b5c7fcf47e0e97b7f8f6626264d9343ddfd3a
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a285f7d221704fe97805ddd63d099854378bd485729ea2050eea923348d1cc9b
[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" "a285f7d221704fe97805ddd63d099854378bd485729ea2050eea923348d1cc9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking scanlex v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking errno v0.2.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking sysconf v0.3.4
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking stderrlog v0.5.0
[INFO] [stderr]     Checking chrono-english v0.1.4
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking tabwriter v1.2.1
[INFO] [stderr]     Checking emlop v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking escargot v0.5.0
[INFO] [stdout] error[E0432]: unresolved import `inc_stats`
[INFO] [stdout]   --> benches/exec_compare.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use inc_stats::*;
[INFO] [stdout]    |     ^^^^^^^^^ use of undeclared crate or module `inc_stats`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SummStats` in this scope
[INFO] [stdout]    --> benches/exec_compare.rs:236:17
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let ss: SummStats = vals.iter().cloned().collect();
[INFO] [stdout]     |                 ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Percentiles` in this scope
[INFO] [stdout]    --> benches/exec_compare.rs:237:21
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let mut pc: Percentiles = vals.iter().cloned().collect();
[INFO] [stdout]     |                     ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> benches/exec_compare.rs:173:25
[INFO] [stdout]     |
[INFO] [stdout] 173 |             false => p2.trim_left_matches(':'),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emlop`
[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" "a285f7d221704fe97805ddd63d099854378bd485729ea2050eea923348d1cc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a285f7d221704fe97805ddd63d099854378bd485729ea2050eea923348d1cc9b", kill_on_drop: false }`
[INFO] [stdout] a285f7d221704fe97805ddd63d099854378bd485729ea2050eea923348d1cc9b