[INFO] fetching crate csvksjtex 0.1.0...
[INFO] checking csvksjtex-0.1.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate csvksjtex 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate csvksjtex 0.1.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csvksjtex 0.1.0
[INFO] finished tweaking crates.io crate csvksjtex 0.1.0
[INFO] tweaked toml for crates.io crate csvksjtex 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate csvksjtex 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04befcd36a9c3e9ea41bae92e51ffd667e31e9186b4373371bb772cbd3523573
[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" "04befcd36a9c3e9ea41bae92e51ffd667e31e9186b4373371bb772cbd3523573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04befcd36a9c3e9ea41bae92e51ffd667e31e9186b4373371bb772cbd3523573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04befcd36a9c3e9ea41bae92e51ffd667e31e9186b4373371bb772cbd3523573", kill_on_drop: false }`
[INFO] [stdout] 04befcd36a9c3e9ea41bae92e51ffd667e31e9186b4373371bb772cbd3523573
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cd84654c67afc9d68448d31630b922d882deaab5a3772ea8a98bd1f3abdbb4b
[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" "3cd84654c67afc9d68448d31630b922d882deaab5a3772ea8a98bd1f3abdbb4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking csvksjtex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:188:25
[INFO] [stdout]     |
[INFO] [stdout] 188 |                         _ => {}
[INFO] [stdout]     |                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` 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 15.38s
[INFO] running `Command { std: "docker" "inspect" "3cd84654c67afc9d68448d31630b922d882deaab5a3772ea8a98bd1f3abdbb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd84654c67afc9d68448d31630b922d882deaab5a3772ea8a98bd1f3abdbb4b", kill_on_drop: false }`
[INFO] [stdout] 3cd84654c67afc9d68448d31630b922d882deaab5a3772ea8a98bd1f3abdbb4b