[INFO] fetching crate tw_merge_variants 0.1.7...
[INFO] testing tw_merge_variants-0.1.7 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate tw_merge_variants 0.1.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tw_merge_variants 0.1.7
[INFO] finished tweaking crates.io crate tw_merge_variants 0.1.7
[INFO] tweaked toml for crates.io crate tw_merge_variants 0.1.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tw_merge_variants 0.1.7 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tw_merge_variants 0.1.7 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0758c80d3db7f219e9fabf46d99bc0be562009390d608cabc7de06184426ed2
[INFO] running `Command { std: "docker" "start" "-a" "e0758c80d3db7f219e9fabf46d99bc0be562009390d608cabc7de06184426ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0758c80d3db7f219e9fabf46d99bc0be562009390d608cabc7de06184426ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0758c80d3db7f219e9fabf46d99bc0be562009390d608cabc7de06184426ed2", kill_on_drop: false }`
[INFO] [stdout] e0758c80d3db7f219e9fabf46d99bc0be562009390d608cabc7de06184426ed2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7496ce8f5bb35b44ed901f33b8353e40f319673c3c1732bece91d8ec7dfc21e7
[INFO] running `Command { std: "docker" "start" "-a" "7496ce8f5bb35b44ed901f33b8353e40f319673c3c1732bece91d8ec7dfc21e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling tw_merge_variants v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "7496ce8f5bb35b44ed901f33b8353e40f319673c3c1732bece91d8ec7dfc21e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7496ce8f5bb35b44ed901f33b8353e40f319673c3c1732bece91d8ec7dfc21e7", kill_on_drop: false }`
[INFO] [stdout] 7496ce8f5bb35b44ed901f33b8353e40f319673c3c1732bece91d8ec7dfc21e7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf78dbc7baae9e93c66e7c89bfb912dc2a6cf404e9cc65dba4e6c06b30dc01da
[INFO] running `Command { std: "docker" "start" "-a" "cf78dbc7baae9e93c66e7c89bfb912dc2a6cf404e9cc65dba4e6c06b30dc01da", kill_on_drop: false }`
[INFO] [stderr]    Compiling tw_merge_variants v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "cf78dbc7baae9e93c66e7c89bfb912dc2a6cf404e9cc65dba4e6c06b30dc01da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf78dbc7baae9e93c66e7c89bfb912dc2a6cf404e9cc65dba4e6c06b30dc01da", kill_on_drop: false }`
[INFO] [stdout] cf78dbc7baae9e93c66e7c89bfb912dc2a6cf404e9cc65dba4e6c06b30dc01da
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce5f4f2100cd52c2f74e6a995fedbf4b7c391c77ad5d43c1408bc7d0abab647c
[INFO] running `Command { std: "docker" "start" "-a" "ce5f4f2100cd52c2f74e6a995fedbf4b7c391c77ad5d43c1408bc7d0abab647c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tw_merge_variants-2d184739d95f4b3e)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tw_merge_variants
[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] [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" "ce5f4f2100cd52c2f74e6a995fedbf4b7c391c77ad5d43c1408bc7d0abab647c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5f4f2100cd52c2f74e6a995fedbf4b7c391c77ad5d43c1408bc7d0abab647c", kill_on_drop: false }`
[INFO] [stdout] ce5f4f2100cd52c2f74e6a995fedbf4b7c391c77ad5d43c1408bc7d0abab647c