[INFO] cloning repository https://github.com/fopwoc/rust-is-fun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fopwoc/rust-is-fun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffopwoc%2Frust-is-fun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffopwoc%2Frust-is-fun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cbd10278b73e6155ec781f52fff30dfefa5a9ac
[INFO] checking fopwoc/rust-is-fun against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffopwoc%2Frust-is-fun" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fopwoc/rust-is-fun on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fopwoc/rust-is-fun
[INFO] finished tweaking git repo https://github.com/fopwoc/rust-is-fun
[INFO] tweaked toml for git repo https://github.com/fopwoc/rust-is-fun written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fopwoc/rust-is-fun 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13c9309875459ee9167374cc86624fca4e3e42f28c4c57793ce73a6c3ad941f4
[INFO] running `Command { std: "docker" "start" "-a" "13c9309875459ee9167374cc86624fca4e3e42f28c4c57793ce73a6c3ad941f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c9309875459ee9167374cc86624fca4e3e42f28c4c57793ce73a6c3ad941f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c9309875459ee9167374cc86624fca4e3e42f28c4c57793ce73a6c3ad941f4", kill_on_drop: false }`
[INFO] [stdout] 13c9309875459ee9167374cc86624fca4e3e42f28c4c57793ce73a6c3ad941f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 568716ba5cefb9108ab3836e037fd6fa1a3a78818d9d3fbbb1cd01eabcd7e990
[INFO] running `Command { std: "docker" "start" "-a" "568716ba5cefb9108ab3836e037fd6fa1a3a78818d9d3fbbb1cd01eabcd7e990", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rust_decimal v1.33.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep)
[INFO] [stderr]     Checking f2c v0.1.0 (/opt/rustwide/workdir/f2c)
[INFO] [stderr]     Checking array_index_error v0.1.0 (/opt/rustwide/workdir/array_index_error)
[INFO] [stderr]     Checking rectangle v0.1.0 (/opt/rustwide/workdir/rectangle)
[INFO] [stderr]     Checking playground v0.1.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Checking giveaway v0.1.0 (/opt/rustwide/workdir/giveaway)
[INFO] [stderr]     Checking helloWorld v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]     Checking workout v0.1.0 (/opt/rustwide/workdir/workout)
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game)
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling rust_decimal_macros v1.33.1
[INFO] [stderr]     Checking fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stdout] warning: unused import: `rust_decimal::Decimal`
[INFO] [stdout]  --> fibonacci/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rust_decimal::Decimal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal_macros::dec`
[INFO] [stdout]  --> fibonacci/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rust_decimal_macros::dec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal::Decimal`
[INFO] [stdout]  --> fibonacci/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rust_decimal::Decimal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal_macros::dec`
[INFO] [stdout]  --> fibonacci/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rust_decimal_macros::dec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "568716ba5cefb9108ab3836e037fd6fa1a3a78818d9d3fbbb1cd01eabcd7e990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "568716ba5cefb9108ab3836e037fd6fa1a3a78818d9d3fbbb1cd01eabcd7e990", kill_on_drop: false }`
[INFO] [stdout] 568716ba5cefb9108ab3836e037fd6fa1a3a78818d9d3fbbb1cd01eabcd7e990