[INFO] fetching crate pseudocode 0.1.7...
[INFO] checking pseudocode-0.1.7 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate pseudocode 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pseudocode 0.1.7 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pseudocode 0.1.7
[INFO] finished tweaking crates.io crate pseudocode 0.1.7
[INFO] tweaked toml for crates.io crate pseudocode 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate pseudocode 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 78a477fd29c97432d4c56465857ed8ea2c1e476c69eba1615b16f3e84d9c2235
[INFO] running `Command { std: "docker" "start" "-a" "78a477fd29c97432d4c56465857ed8ea2c1e476c69eba1615b16f3e84d9c2235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78a477fd29c97432d4c56465857ed8ea2c1e476c69eba1615b16f3e84d9c2235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a477fd29c97432d4c56465857ed8ea2c1e476c69eba1615b16f3e84d9c2235", kill_on_drop: false }`
[INFO] [stdout] 78a477fd29c97432d4c56465857ed8ea2c1e476c69eba1615b16f3e84d9c2235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5edbf341bf0fbb212d8fd6686e4a5efd7fb2c09c5e26fa610249a9f9796725d4
[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" "5edbf341bf0fbb212d8fd6686e4a5efd7fb2c09c5e26fa610249a9f9796725d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking pseudocode v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/lib.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn dump(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/lib.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn dump(&self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.25s
[INFO] running `Command { std: "docker" "inspect" "5edbf341bf0fbb212d8fd6686e4a5efd7fb2c09c5e26fa610249a9f9796725d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5edbf341bf0fbb212d8fd6686e4a5efd7fb2c09c5e26fa610249a9f9796725d4", kill_on_drop: false }`
[INFO] [stdout] 5edbf341bf0fbb212d8fd6686e4a5efd7fb2c09c5e26fa610249a9f9796725d4