[INFO] fetching crate ref_mut_stack 0.1.0...
[INFO] testing ref_mut_stack-0.1.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate ref_mut_stack 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ref_mut_stack 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ref_mut_stack 0.1.0
[INFO] tweaked toml for crates.io crate ref_mut_stack 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref_mut_stack 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ref_mut_stack 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484
[INFO] running `Command { std: "docker" "start" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_mut_stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling ref_mut_stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/ref_mut_stack/f7cf15d8f6118fdb/out/ref_mut_stack-f7cf15d8f6118fdb)
[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]      Running tests/by_ref_builder.rs (/opt/rustwide/target/debug/build/ref_mut_stack/f875b32816748f66/out/by_ref_builder-f875b32816748f66)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/impl_drop.rs (/opt/rustwide/target/debug/build/ref_mut_stack/85febf6faac887b3/out/impl_drop-85febf6faac887b3)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_by_ref_builder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_sound_incomplete_unstacking ... ok
[INFO] [stdout] test test_sound_unwinding ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/owned_builder.rs (/opt/rustwide/target/debug/build/ref_mut_stack/87e40d21404e2522/out/owned_builder-87e40d21404e2522)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ref_mut_stack
[INFO] [stdout] test test_owned_builder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484", kill_on_drop: false }`
[INFO] [stdout] fb0a9e0c9e30713e21db6afa793e44afbee7af271080ff0e0f621c0e4eca4484
