[INFO] cloning repository https://github.com/aaronriekenberg/rust-dhcp-leases [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaronriekenberg/rust-dhcp-leases" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Frust-dhcp-leases", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Frust-dhcp-leases'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 80ce3cae3c4299f47cd19e8587d6e633f1b0a256 [INFO] checking aaronriekenberg/rust-dhcp-leases against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronriekenberg%2Frust-dhcp-leases" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aaronriekenberg/rust-dhcp-leases on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aaronriekenberg/rust-dhcp-leases [INFO] finished tweaking git repo https://github.com/aaronriekenberg/rust-dhcp-leases [INFO] tweaked toml for git repo https://github.com/aaronriekenberg/rust-dhcp-leases written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/aaronriekenberg/rust-dhcp-leases already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7166c7cf030ad8d6cdfa519542092b5cb03688cf6532d84761ebd22b617fcc88 [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" "7166c7cf030ad8d6cdfa519542092b5cb03688cf6532d84761ebd22b617fcc88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7166c7cf030ad8d6cdfa519542092b5cb03688cf6532d84761ebd22b617fcc88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7166c7cf030ad8d6cdfa519542092b5cb03688cf6532d84761ebd22b617fcc88", kill_on_drop: false }` [INFO] [stdout] 7166c7cf030ad8d6cdfa519542092b5cb03688cf6532d84761ebd22b617fcc88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 33292f3c0f68a86abf35b6a87a7c4bd3c4135dae46b367f26c451e07fa0cd623 [INFO] running `Command { std: "docker" "start" "-a" "33292f3c0f68a86abf35b6a87a7c4bd3c4135dae46b367f26c451e07fa0cd623", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking eui48 v0.3.2 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling enum-map-derive v0.2.10 [INFO] [stderr] Checking enum-map v0.2.36 [INFO] [stderr] Checking rust-dhcp-leases v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:54 [INFO] [stdout] | [INFO] [stdout] 66 | fn read_dhcpd_leases() -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:177:72 [INFO] [stdout] | [INFO] [stdout] 177 | fn read_oui_file(mut oui_set: OuiSet) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:66:54 [INFO] [stdout] | [INFO] [stdout] 66 | fn read_dhcpd_leases() -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:177:72 [INFO] [stdout] | [INFO] [stdout] 177 | fn read_oui_file(mut oui_set: OuiSet) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/main.rs:237:16 [INFO] [stdout] | [INFO] [stdout] 237 | VALUES.into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/main.rs:237:16 [INFO] [stdout] | [INFO] [stdout] 237 | VALUES.into_iter() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.55s [INFO] running `Command { std: "docker" "inspect" "33292f3c0f68a86abf35b6a87a7c4bd3c4135dae46b367f26c451e07fa0cd623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33292f3c0f68a86abf35b6a87a7c4bd3c4135dae46b367f26c451e07fa0cd623", kill_on_drop: false }` [INFO] [stdout] 33292f3c0f68a86abf35b6a87a7c4bd3c4135dae46b367f26c451e07fa0cd623