[INFO] fetching crate identitycard 0.1.7...
[INFO] checking identitycard-0.1.7 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate identitycard 0.1.7 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate identitycard 0.1.7 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f6204136e12796227ae7795577e63408971fddbbcc13bee96472078d1a4b640
[INFO] running `Command { std: "docker" "start" "-a" "0f6204136e12796227ae7795577e63408971fddbbcc13bee96472078d1a4b640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6204136e12796227ae7795577e63408971fddbbcc13bee96472078d1a4b640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6204136e12796227ae7795577e63408971fddbbcc13bee96472078d1a4b640", kill_on_drop: false }`
[INFO] [stdout] 0f6204136e12796227ae7795577e63408971fddbbcc13bee96472078d1a4b640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b7d761419b64f5f9a086db3b0db6117c4bbe5f92a5b330471433e9e1e302414
[INFO] running `Command { std: "docker" "start" "-a" "2b7d761419b64f5f9a086db3b0db6117c4bbe5f92a5b330471433e9e1e302414", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking aho-corasick v0.7.18
[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]     Checking regex v1.5.4
[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:49:13
[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:50:13
[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:51:13
[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:49:13
[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:50:13
[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:51:13
[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 6.49s
[INFO] running `Command { std: "docker" "inspect" "2b7d761419b64f5f9a086db3b0db6117c4bbe5f92a5b330471433e9e1e302414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7d761419b64f5f9a086db3b0db6117c4bbe5f92a5b330471433e9e1e302414", kill_on_drop: false }`
[INFO] [stdout] 2b7d761419b64f5f9a086db3b0db6117c4bbe5f92a5b330471433e9e1e302414