[INFO] fetching crate panic_discard 0.1.0...
[INFO] testing panic_discard-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate panic_discard 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate panic_discard 0.1.0
[INFO] finished tweaking crates.io crate panic_discard 0.1.0
[INFO] tweaked toml for crates.io crate panic_discard 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate panic_discard 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: library `panic_discard` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f77b8ca321a19f3f15f34496e560e188fe3a0fa8e8ef12feed928cd6abf6cdc6
[INFO] running `Command { std: "docker" "start" "-a" "f77b8ca321a19f3f15f34496e560e188fe3a0fa8e8ef12feed928cd6abf6cdc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f77b8ca321a19f3f15f34496e560e188fe3a0fa8e8ef12feed928cd6abf6cdc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77b8ca321a19f3f15f34496e560e188fe3a0fa8e8ef12feed928cd6abf6cdc6", kill_on_drop: false }`
[INFO] [stdout] f77b8ca321a19f3f15f34496e560e188fe3a0fa8e8ef12feed928cd6abf6cdc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9d94fe1fa6f894841b9a61a1b889ba2d05f13f1a81bec1b093cb46800f4d3de
[INFO] running `Command { std: "docker" "start" "-a" "a9d94fe1fa6f894841b9a61a1b889ba2d05f13f1a81bec1b093cb46800f4d3de", kill_on_drop: false }`
[INFO] [stderr] warning: library `panic_discard` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling panic_discard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "a9d94fe1fa6f894841b9a61a1b889ba2d05f13f1a81bec1b093cb46800f4d3de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d94fe1fa6f894841b9a61a1b889ba2d05f13f1a81bec1b093cb46800f4d3de", kill_on_drop: false }`
[INFO] [stdout] a9d94fe1fa6f894841b9a61a1b889ba2d05f13f1a81bec1b093cb46800f4d3de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baac3cf9bee08f69efe0b201fa6e4066adbeef9fb0b4dbfc49c8181a3358cfda
[INFO] running `Command { std: "docker" "start" "-a" "baac3cf9bee08f69efe0b201fa6e4066adbeef9fb0b4dbfc49c8181a3358cfda", kill_on_drop: false }`
[INFO] [stderr] warning: library `panic_discard` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling panic_discard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "baac3cf9bee08f69efe0b201fa6e4066adbeef9fb0b4dbfc49c8181a3358cfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baac3cf9bee08f69efe0b201fa6e4066adbeef9fb0b4dbfc49c8181a3358cfda", kill_on_drop: false }`
[INFO] [stdout] baac3cf9bee08f69efe0b201fa6e4066adbeef9fb0b4dbfc49c8181a3358cfda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2eaa62eb80b466ff3e1903ee130b230fc404259230d3a55f287af2e00a10dc93
[INFO] running `Command { std: "docker" "start" "-a" "2eaa62eb80b466ff3e1903ee130b230fc404259230d3a55f287af2e00a10dc93", kill_on_drop: false }`
[INFO] [stderr] warning: library `panic_discard` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/panic_discard-f3fc6a89a26d9d8c)
[INFO] [stderr]    Doc-tests panic_discard
[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] [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" "2eaa62eb80b466ff3e1903ee130b230fc404259230d3a55f287af2e00a10dc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eaa62eb80b466ff3e1903ee130b230fc404259230d3a55f287af2e00a10dc93", kill_on_drop: false }`
[INFO] [stdout] 2eaa62eb80b466ff3e1903ee130b230fc404259230d3a55f287af2e00a10dc93