[INFO] fetching crate scissrs 0.1.0...
[INFO] building scissrs-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate scissrs 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate scissrs 0.1.0
[INFO] finished tweaking crates.io crate scissrs 0.1.0
[INFO] tweaked toml for crates.io crate scissrs 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scissrs 0.1.0 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 crates.io crate scissrs 0.1.0 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 clap v3.1.1
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0f757ed07cc36b1d910a557617aacc42463d39e15e01c100e7cfb948f33b6e21
[INFO] running `Command { std: "docker" "start" "-a" "0f757ed07cc36b1d910a557617aacc42463d39e15e01c100e7cfb948f33b6e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f757ed07cc36b1d910a557617aacc42463d39e15e01c100e7cfb948f33b6e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f757ed07cc36b1d910a557617aacc42463d39e15e01c100e7cfb948f33b6e21", kill_on_drop: false }`
[INFO] [stdout] 0f757ed07cc36b1d910a557617aacc42463d39e15e01c100e7cfb948f33b6e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2eb80e0e25e3b5b5bd67609eb2377c8df1119421d76fbd0718b019c64fa89ef0
[INFO] running `Command { std: "docker" "start" "-a" "2eb80e0e25e3b5b5bd67609eb2377c8df1119421d76fbd0718b019c64fa89ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling clap v3.1.1
[INFO] [stderr]    Compiling scissrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> src/main.rs:102:33
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "2eb80e0e25e3b5b5bd67609eb2377c8df1119421d76fbd0718b019c64fa89ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb80e0e25e3b5b5bd67609eb2377c8df1119421d76fbd0718b019c64fa89ef0", kill_on_drop: false }`
[INFO] [stdout] 2eb80e0e25e3b5b5bd67609eb2377c8df1119421d76fbd0718b019c64fa89ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 064ea0cf5312f4b7380a0bc00e500102d4987ba39a9324fe55272fea83a59b91
[INFO] running `Command { std: "docker" "start" "-a" "064ea0cf5312f4b7380a0bc00e500102d4987ba39a9324fe55272fea83a59b91", kill_on_drop: false }`
[INFO] [stderr]    Compiling scissrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `handle` is never read
[INFO] [stdout]    --> src/main.rs:102:33
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   handle = None;
[INFO] [stdout]     |                       ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "064ea0cf5312f4b7380a0bc00e500102d4987ba39a9324fe55272fea83a59b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064ea0cf5312f4b7380a0bc00e500102d4987ba39a9324fe55272fea83a59b91", kill_on_drop: false }`
[INFO] [stdout] 064ea0cf5312f4b7380a0bc00e500102d4987ba39a9324fe55272fea83a59b91