[INFO] fetching crate copiablebuf 0.0.7...
[INFO] testing copiablebuf-0.0.7 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate copiablebuf 0.0.7 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate copiablebuf 0.0.7
[INFO] finished tweaking crates.io crate copiablebuf 0.0.7
[INFO] tweaked toml for crates.io crate copiablebuf 0.0.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate copiablebuf 0.0.7 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 copiablebuf 0.0.7 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaa08188c7fa898c037e77dc44034df9b906e152072a744e3da65d7577c25886
[INFO] running `Command { std: "docker" "start" "-a" "aaa08188c7fa898c037e77dc44034df9b906e152072a744e3da65d7577c25886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaa08188c7fa898c037e77dc44034df9b906e152072a744e3da65d7577c25886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa08188c7fa898c037e77dc44034df9b906e152072a744e3da65d7577c25886", kill_on_drop: false }`
[INFO] [stdout] aaa08188c7fa898c037e77dc44034df9b906e152072a744e3da65d7577c25886
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 415e23baa8d098d3f8acc9b66b7c7d0cd6ff57380152d87728caf75212d1cfe4
[INFO] running `Command { std: "docker" "start" "-a" "415e23baa8d098d3f8acc9b66b7c7d0cd6ff57380152d87728caf75212d1cfe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling copiablebuf v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "415e23baa8d098d3f8acc9b66b7c7d0cd6ff57380152d87728caf75212d1cfe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415e23baa8d098d3f8acc9b66b7c7d0cd6ff57380152d87728caf75212d1cfe4", kill_on_drop: false }`
[INFO] [stdout] 415e23baa8d098d3f8acc9b66b7c7d0cd6ff57380152d87728caf75212d1cfe4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f38c7511d3acd26efaa4597c44f890992be8081fb284ce115f0e48413b19fd42
[INFO] running `Command { std: "docker" "start" "-a" "f38c7511d3acd26efaa4597c44f890992be8081fb284ce115f0e48413b19fd42", kill_on_drop: false }`
[INFO] [stderr]    Compiling copiablebuf v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f38c7511d3acd26efaa4597c44f890992be8081fb284ce115f0e48413b19fd42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f38c7511d3acd26efaa4597c44f890992be8081fb284ce115f0e48413b19fd42", kill_on_drop: false }`
[INFO] [stdout] f38c7511d3acd26efaa4597c44f890992be8081fb284ce115f0e48413b19fd42
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 416f2dd5f1a9710faa4d72e2c25f797a8d698b8cd730f0c4df0228716087ca2e
[INFO] running `Command { std: "docker" "start" "-a" "416f2dd5f1a9710faa4d72e2c25f797a8d698b8cd730f0c4df0228716087ca2e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/copiablebuf.rs (/opt/rustwide/target/debug/deps/copiablebuf-afcee0a882aed3ee)
[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 copiablebuf
[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" "416f2dd5f1a9710faa4d72e2c25f797a8d698b8cd730f0c4df0228716087ca2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f2dd5f1a9710faa4d72e2c25f797a8d698b8cd730f0c4df0228716087ca2e", kill_on_drop: false }`
[INFO] [stdout] 416f2dd5f1a9710faa4d72e2c25f797a8d698b8cd730f0c4df0228716087ca2e