[INFO] cloning repository https://github.com/knoldus/schedule-the-rust-program
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knoldus/schedule-the-rust-program" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoldus%2Fschedule-the-rust-program", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoldus%2Fschedule-the-rust-program'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d324134f16c98b83b98f2ab89160a9838f0a6830
[INFO] checking knoldus/schedule-the-rust-program against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknoldus%2Fschedule-the-rust-program" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knoldus/schedule-the-rust-program on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/knoldus/schedule-the-rust-program
[INFO] finished tweaking git repo https://github.com/knoldus/schedule-the-rust-program
[INFO] tweaked toml for git repo https://github.com/knoldus/schedule-the-rust-program written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/knoldus/schedule-the-rust-program already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded job_scheduler v1.2.1
[INFO] [stderr]   Downloaded cron v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54110ae0aa2e4e62ad5f7bee6c3375e7420b82f0c30b29d8dfb763e9d6fcd895
[INFO] running `Command { std: "docker" "start" "-a" "54110ae0aa2e4e62ad5f7bee6c3375e7420b82f0c30b29d8dfb763e9d6fcd895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54110ae0aa2e4e62ad5f7bee6c3375e7420b82f0c30b29d8dfb763e9d6fcd895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54110ae0aa2e4e62ad5f7bee6c3375e7420b82f0c30b29d8dfb763e9d6fcd895", kill_on_drop: false }`
[INFO] [stdout] 54110ae0aa2e4e62ad5f7bee6c3375e7420b82f0c30b29d8dfb763e9d6fcd895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 350c9cc74f6f1cd5fa6dc1c30a0b41c5d3b040d2621d059b7d97382288b430dd
[INFO] running `Command { std: "docker" "start" "-a" "350c9cc74f6f1cd5fa6dc1c30a0b41c5d3b040d2621d059b7d97382288b430dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking cron v0.6.1
[INFO] [stderr]     Checking job_scheduler v1.2.1
[INFO] [stderr]     Checking schedule-the-rust-program v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.04s
[INFO] running `Command { std: "docker" "inspect" "350c9cc74f6f1cd5fa6dc1c30a0b41c5d3b040d2621d059b7d97382288b430dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350c9cc74f6f1cd5fa6dc1c30a0b41c5d3b040d2621d059b7d97382288b430dd", kill_on_drop: false }`
[INFO] [stdout] 350c9cc74f6f1cd5fa6dc1c30a0b41c5d3b040d2621d059b7d97382288b430dd