[INFO] fetching crate identitycard 0.1.7...
[INFO] checking identitycard-0.1.7 against beta for pr-78714
[INFO] extracting crate identitycard 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate identitycard 0.1.7 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate identitycard 0.1.7
[INFO] finished tweaking crates.io crate identitycard 0.1.7
[INFO] tweaked toml for crates.io crate identitycard 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 7396978242d988839f7b40f09d96294a54ad425913d4143851a92a33da471a5c
[INFO] running `Command { std: "docker" "start" "-a" "7396978242d988839f7b40f09d96294a54ad425913d4143851a92a33da471a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7396978242d988839f7b40f09d96294a54ad425913d4143851a92a33da471a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7396978242d988839f7b40f09d96294a54ad425913d4143851a92a33da471a5c", kill_on_drop: false }`
[INFO] [stdout] 7396978242d988839f7b40f09d96294a54ad425913d4143851a92a33da471a5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c27bbf3d02c9e79a06bfd0dbb42308775338082308cd0fed782f0b6e44375bba
[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" "c27bbf3d02c9e79a06bfd0dbb42308775338082308cd0fed782f0b6e44375bba", kill_on_drop: false }`
[INFO] [stderr]     Checking identitycard v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `year` is never read
[INFO] [stdout]   --> src/random.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut year = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `month` is never read
[INFO] [stdout]   --> src/random.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut month = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day` is never read
[INFO] [stdout]   --> src/random.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut day = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `year` is never read
[INFO] [stdout]   --> src/random.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut year = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `month` is never read
[INFO] [stdout]   --> src/random.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut month = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `day` is never read
[INFO] [stdout]   --> src/random.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mut day = 0 as u16;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "c27bbf3d02c9e79a06bfd0dbb42308775338082308cd0fed782f0b6e44375bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c27bbf3d02c9e79a06bfd0dbb42308775338082308cd0fed782f0b6e44375bba", kill_on_drop: false }`
[INFO] [stdout] c27bbf3d02c9e79a06bfd0dbb42308775338082308cd0fed782f0b6e44375bba