[INFO] cloning repository https://github.com/kharioki/rust-hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kharioki/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkharioki%2Frust-hello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkharioki%2Frust-hello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75e80a4d78f91dd2156ac9953145bc2eb3dcf940
[INFO] building kharioki/rust-hello-world against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkharioki%2Frust-hello-world" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kharioki/rust-hello-world
[INFO] finished tweaking git repo https://github.com/kharioki/rust-hello-world
[INFO] tweaked toml for git repo https://github.com/kharioki/rust-hello-world written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kharioki/rust-hello-world on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kharioki/rust-hello-world 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.29
[INFO] [stderr]   Downloaded security-framework-sys v2.5.0
[INFO] [stderr]   Downloaded socket2 v0.4.3
[INFO] [stderr]   Downloaded security-framework v2.5.0
[INFO] [stderr]   Downloaded serde v1.0.135
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded reqwest v0.11.9
[INFO] [stderr]   Downloaded js-sys v0.3.56
[INFO] [stderr]   Downloaded serde_derive v1.0.135
[INFO] [stderr]   Downloaded h2 v0.3.10
[INFO] [stderr]   Downloaded libc v0.2.113
[INFO] [stderr]   Downloaded web-sys v0.3.56
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a8fd584a4230d8072a73fe07284046f4db9cbc8e7d5037a27fdc4485452583c
[INFO] running `Command { std: "docker" "start" "-a" "1a8fd584a4230d8072a73fe07284046f4db9cbc8e7d5037a27fdc4485452583c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a8fd584a4230d8072a73fe07284046f4db9cbc8e7d5037a27fdc4485452583c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8fd584a4230d8072a73fe07284046f4db9cbc8e7d5037a27fdc4485452583c", kill_on_drop: false }`
[INFO] [stdout] 1a8fd584a4230d8072a73fe07284046f4db9cbc8e7d5037a27fdc4485452583c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87fe561d580cbeca32b868c2ef5cd635ae3a3a142c7146552dc98a48b65d5658
[INFO] running `Command { std: "docker" "start" "-a" "87fe561d580cbeca32b868c2ef5cd635ae3a3a142c7146552dc98a48b65d5658", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling socket2 v0.4.3
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.10
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.9
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Value as JsonValue`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value as JsonValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.93s
[INFO] running `Command { std: "docker" "inspect" "87fe561d580cbeca32b868c2ef5cd635ae3a3a142c7146552dc98a48b65d5658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fe561d580cbeca32b868c2ef5cd635ae3a3a142c7146552dc98a48b65d5658", kill_on_drop: false }`
[INFO] [stdout] 87fe561d580cbeca32b868c2ef5cd635ae3a3a142c7146552dc98a48b65d5658
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 948ed8d8bb2921950031e21ddd32dc1ec45d3a0e3c56ba222cc0e7609e434e70
[INFO] running `Command { std: "docker" "start" "-a" "948ed8d8bb2921950031e21ddd32dc1ec45d3a0e3c56ba222cc0e7609e434e70", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Value as JsonValue`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value as JsonValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "948ed8d8bb2921950031e21ddd32dc1ec45d3a0e3c56ba222cc0e7609e434e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948ed8d8bb2921950031e21ddd32dc1ec45d3a0e3c56ba222cc0e7609e434e70", kill_on_drop: false }`
[INFO] [stdout] 948ed8d8bb2921950031e21ddd32dc1ec45d3a0e3c56ba222cc0e7609e434e70