[INFO] fetching crate chrono_elapsed 1.0.12...
[INFO] checking chrono_elapsed-1.0.12 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate chrono_elapsed 1.0.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chrono_elapsed 1.0.12 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chrono_elapsed 1.0.12
[INFO] finished tweaking crates.io crate chrono_elapsed 1.0.12
[INFO] tweaked toml for crates.io crate chrono_elapsed 1.0.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3643d1659a6aacbe48be5ff01f4d190f0b4d0e66c2c3f6b1f70d67b9ba10cd14
[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" "3643d1659a6aacbe48be5ff01f4d190f0b4d0e66c2c3f6b1f70d67b9ba10cd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3643d1659a6aacbe48be5ff01f4d190f0b4d0e66c2c3f6b1f70d67b9ba10cd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3643d1659a6aacbe48be5ff01f4d190f0b4d0e66c2c3f6b1f70d67b9ba10cd14", kill_on_drop: false }`
[INFO] [stdout] 3643d1659a6aacbe48be5ff01f4d190f0b4d0e66c2c3f6b1f70d67b9ba10cd14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e3653952a738ceb342bd4357807b0c128bd10ed4a8431398bf18a1cb78278ac
[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" "9e3653952a738ceb342bd4357807b0c128bd10ed4a8431398bf18a1cb78278ac", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking chrono_elapsed v1.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tf`
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tf`
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |     pub fn through_til(&mut self, tf: &TimeFrame) -> &mut Self {
[INFO] [stdout]     |                                   ^^ help: if this is intentional, prefix it with an underscore: `_tf`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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 1.40s
[INFO] running `Command { std: "docker" "inspect" "9e3653952a738ceb342bd4357807b0c128bd10ed4a8431398bf18a1cb78278ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e3653952a738ceb342bd4357807b0c128bd10ed4a8431398bf18a1cb78278ac", kill_on_drop: false }`
[INFO] [stdout] 9e3653952a738ceb342bd4357807b0c128bd10ed4a8431398bf18a1cb78278ac