[INFO] updating cached repository https://github.com/Axect/Lanczos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c55d9b290742c60d89542c8445a1f92310692a38
[INFO] checking Axect/Lanczos against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxect%2FLanczos" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Axect/Lanczos on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Axect/Lanczos
[INFO] finished tweaking git repo https://github.com/Axect/Lanczos
[INFO] tweaked toml for git repo https://github.com/Axect/Lanczos written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Axect/Lanczos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b914bf9cd57b785b6312eed418b738a229e2114d7093d0869f28292b867a86a
[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" "8b914bf9cd57b785b6312eed418b738a229e2114d7093d0869f28292b867a86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b914bf9cd57b785b6312eed418b738a229e2114d7093d0869f28292b867a86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b914bf9cd57b785b6312eed418b738a229e2114d7093d0869f28292b867a86a", kill_on_drop: false }`
[INFO] [stdout] 8b914bf9cd57b785b6312eed418b738a229e2114d7093d0869f28292b867a86a
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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] 27a5174a77cb0dc3b4ec02b7750220030e9963aa8bd4d9c5e029fb11969369b3
[INFO] running `Command { std: "docker" "start" "-a" "27a5174a77cb0dc3b4ec02b7750220030e9963aa8bd4d9c5e029fb11969369b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling peroxide v0.20.3
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling special-fun v0.2.0
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking blas-sys v0.7.1
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]     Checking special v0.8.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lapack v0.16.0
[INFO] [stderr]     Checking blas v0.20.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking lanczos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::args`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 47.05s
[INFO] running `Command { std: "docker" "inspect" "27a5174a77cb0dc3b4ec02b7750220030e9963aa8bd4d9c5e029fb11969369b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a5174a77cb0dc3b4ec02b7750220030e9963aa8bd4d9c5e029fb11969369b3", kill_on_drop: false }`
[INFO] [stdout] 27a5174a77cb0dc3b4ec02b7750220030e9963aa8bd4d9c5e029fb11969369b3