[INFO] fetching crate wallrnd 1.2.2...
[INFO] checking wallrnd-1.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate wallrnd 1.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate wallrnd 1.2.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wallrnd 1.2.2
[INFO] finished tweaking crates.io crate wallrnd 1.2.2
[INFO] tweaked toml for crates.io crate wallrnd 1.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate wallrnd 1.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simplecss v0.2.0
[INFO] [stderr]   Downloaded enquote v1.0.3
[INFO] [stderr]   Downloaded wallpaper_rs v0.1.0
[INFO] [stderr]   Downloaded fontdb v0.1.0
[INFO] [stderr]   Downloaded xmlparser v0.13.2
[INFO] [stderr]   Downloaded pico-args v0.3.3
[INFO] [stderr]   Downloaded rgb v0.8.20
[INFO] [stderr]   Downloaded scrummage v0.1.1
[INFO] [stderr]   Downloaded delaunator v0.2.0
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded kurbo v0.6.2
[INFO] [stderr]   Downloaded usvg v0.11.0
[INFO] [stderr]   Downloaded roxmltree v0.13.0
[INFO] [stderr]   Downloaded unicode-script v0.5.2
[INFO] [stderr]   Downloaded tiny-skia v0.1.0
[INFO] [stderr]   Downloaded rustybuzz v0.1.1
[INFO] [stderr]   Downloaded resvg v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7e12e73a6d94e011cd2ca5a2ea92da3d091252df4c6906d60ccfa5dc415aa01
[INFO] running `Command { std: "docker" "start" "-a" "c7e12e73a6d94e011cd2ca5a2ea92da3d091252df4c6906d60ccfa5dc415aa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e12e73a6d94e011cd2ca5a2ea92da3d091252df4c6906d60ccfa5dc415aa01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e12e73a6d94e011cd2ca5a2ea92da3d091252df4c6906d60ccfa5dc415aa01", kill_on_drop: false }`
[INFO] [stdout] c7e12e73a6d94e011cd2ca5a2ea92da3d091252df4c6906d60ccfa5dc415aa01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2991402406cc1392aa41743bdba770d3aaaeb778782a74078cd0098c6a88725f
[INFO] running `Command { std: "docker" "start" "-a" "2991402406cc1392aa41743bdba770d3aaaeb778782a74078cd0098c6a88725f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking delaunator v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.43
[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 chrono v0.4.13
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking wallrnd v1.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]  --> src/pos.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                ^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Eq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/pos.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Eq` is imported redundantly
[INFO] [stdout]  --> src/pos.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                ^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Eq` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialEq` is imported redundantly
[INFO] [stdout]  --> src/pos.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{Eq, PartialEq};
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `PartialEq` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "2991402406cc1392aa41743bdba770d3aaaeb778782a74078cd0098c6a88725f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2991402406cc1392aa41743bdba770d3aaaeb778782a74078cd0098c6a88725f", kill_on_drop: false }`
[INFO] [stdout] 2991402406cc1392aa41743bdba770d3aaaeb778782a74078cd0098c6a88725f