[INFO] fetching crate scatter 0.0.1...
[INFO] testing scatter-0.0.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate scatter 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate scatter 0.0.1
[INFO] finished tweaking crates.io crate scatter 0.0.1
[INFO] tweaked toml for crates.io crate scatter 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scatter 0.0.1 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42d634f69bbf735fcdcb9bff3b756cc45fa25c1387e9bfb897223468b4059b5e
[INFO] running `Command { std: "docker" "start" "-a" "42d634f69bbf735fcdcb9bff3b756cc45fa25c1387e9bfb897223468b4059b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d634f69bbf735fcdcb9bff3b756cc45fa25c1387e9bfb897223468b4059b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d634f69bbf735fcdcb9bff3b756cc45fa25c1387e9bfb897223468b4059b5e", kill_on_drop: false }`
[INFO] [stdout] 42d634f69bbf735fcdcb9bff3b756cc45fa25c1387e9bfb897223468b4059b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbf22397edaf460e7a2bad2be4b30754f7bb0ad45d4f196e75eef2c949c181b9
[INFO] running `Command { std: "docker" "start" "-a" "dbf22397edaf460e7a2bad2be4b30754f7bb0ad45d4f196e75eef2c949c181b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling scatter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "dbf22397edaf460e7a2bad2be4b30754f7bb0ad45d4f196e75eef2c949c181b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf22397edaf460e7a2bad2be4b30754f7bb0ad45d4f196e75eef2c949c181b9", kill_on_drop: false }`
[INFO] [stdout] dbf22397edaf460e7a2bad2be4b30754f7bb0ad45d4f196e75eef2c949c181b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f90e20580f11e848e7b8262d5eaeff8751ef3d2f81b6fd51d2b83284d4fc62c
[INFO] running `Command { std: "docker" "start" "-a" "6f90e20580f11e848e7b8262d5eaeff8751ef3d2f81b6fd51d2b83284d4fc62c", kill_on_drop: false }`
[INFO] [stderr]    Compiling scatter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "6f90e20580f11e848e7b8262d5eaeff8751ef3d2f81b6fd51d2b83284d4fc62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f90e20580f11e848e7b8262d5eaeff8751ef3d2f81b6fd51d2b83284d4fc62c", kill_on_drop: false }`
[INFO] [stdout] 6f90e20580f11e848e7b8262d5eaeff8751ef3d2f81b6fd51d2b83284d4fc62c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 373fb147a342ae47d60e41a730b6913ae58bed40cade940e243cd49cb4930de8
[INFO] running `Command { std: "docker" "start" "-a" "373fb147a342ae47d60e41a730b6913ae58bed40cade940e243cd49cb4930de8", kill_on_drop: false }`
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn main() {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scatter` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scatter-b4e97aa2a50abb60)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scatter
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "373fb147a342ae47d60e41a730b6913ae58bed40cade940e243cd49cb4930de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373fb147a342ae47d60e41a730b6913ae58bed40cade940e243cd49cb4930de8", kill_on_drop: false }`
[INFO] [stdout] 373fb147a342ae47d60e41a730b6913ae58bed40cade940e243cd49cb4930de8
