[INFO] fetching crate simpleflake 0.0.4...
[INFO] checking simpleflake-0.0.4 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate simpleflake 0.0.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate simpleflake 0.0.4 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simpleflake 0.0.4
[INFO] finished tweaking crates.io crate simpleflake 0.0.4
[INFO] tweaked toml for crates.io crate simpleflake 0.0.4 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1d70eb1107c77d1e894d6d69b68d61b5ab46fa0b16aceee7c33c47654629786
[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" "f1d70eb1107c77d1e894d6d69b68d61b5ab46fa0b16aceee7c33c47654629786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1d70eb1107c77d1e894d6d69b68d61b5ab46fa0b16aceee7c33c47654629786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d70eb1107c77d1e894d6d69b68d61b5ab46fa0b16aceee7c33c47654629786", kill_on_drop: false }`
[INFO] [stdout] f1d70eb1107c77d1e894d6d69b68d61b5ab46fa0b16aceee7c33c47654629786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 566ff9cb5bdc3b3cd4da7a829cf20ef2142598356299e59c6f8d28a7a9c5bea2
[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" "566ff9cb5bdc3b3cd4da7a829cf20ef2142598356299e59c6f8d28a7a9c5bea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.25
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking simpleflake v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `get_time` in crate `time`
[INFO] [stdout]   --> src/lib.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let now = time_as_float(time::get_time());
[INFO] [stdout]    |                                   ^^^^^^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timespec` in crate `time`
[INFO] [stdout]   --> src/lib.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn time_as_float(spec:time::Timespec) -> f64 {
[INFO] [stdout]    |                             ^^^^^^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Timespec` in crate `time`
[INFO] [stdout]   --> src/lib.rs:42:23
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let input = time::Timespec { sec: 12, nsec: 34};
[INFO] [stdout]    |                       ^^^^^^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `get_time` in crate `time`
[INFO] [stdout]   --> src/lib.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let now = time_as_float(time::get_time());
[INFO] [stdout]    |                                   ^^^^^^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Timespec` in crate `time`
[INFO] [stdout]   --> src/lib.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn time_as_float(spec:time::Timespec) -> f64 {
[INFO] [stdout]    |                             ^^^^^^^^ not found in `time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0422, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simpleflake`
[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" "566ff9cb5bdc3b3cd4da7a829cf20ef2142598356299e59c6f8d28a7a9c5bea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566ff9cb5bdc3b3cd4da7a829cf20ef2142598356299e59c6f8d28a7a9c5bea2", kill_on_drop: false }`
[INFO] [stdout] 566ff9cb5bdc3b3cd4da7a829cf20ef2142598356299e59c6f8d28a7a9c5bea2