[INFO] fetching crate dylib_hook 0.1.1...
[INFO] testing dylib_hook-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dylib_hook 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate dylib_hook 0.1.1
[INFO] finished tweaking crates.io crate dylib_hook 0.1.1
[INFO] tweaked toml for crates.io crate dylib_hook 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dylib_hook 0.1.1 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 dylib_hook 0.1.1 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e127c872af212da6f57b186a401fda201a0a06e6580a75ddcb8685e701010068
[INFO] running `Command { std: "docker" "start" "-a" "e127c872af212da6f57b186a401fda201a0a06e6580a75ddcb8685e701010068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e127c872af212da6f57b186a401fda201a0a06e6580a75ddcb8685e701010068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e127c872af212da6f57b186a401fda201a0a06e6580a75ddcb8685e701010068", kill_on_drop: false }`
[INFO] [stdout] e127c872af212da6f57b186a401fda201a0a06e6580a75ddcb8685e701010068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 02249897c1a2b6584c40d53caebd04564258fffc2b1f9e6722bcd7276929be0d
[INFO] running `Command { std: "docker" "start" "-a" "02249897c1a2b6584c40d53caebd04564258fffc2b1f9e6722bcd7276929be0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dylib_hook v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "02249897c1a2b6584c40d53caebd04564258fffc2b1f9e6722bcd7276929be0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02249897c1a2b6584c40d53caebd04564258fffc2b1f9e6722bcd7276929be0d", kill_on_drop: false }`
[INFO] [stdout] 02249897c1a2b6584c40d53caebd04564258fffc2b1f9e6722bcd7276929be0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 02ce6187c063146b062bd2ef87f3b17f2caf638412c87a849dd33be0a2b7977a
[INFO] running `Command { std: "docker" "start" "-a" "02ce6187c063146b062bd2ef87f3b17f2caf638412c87a849dd33be0a2b7977a", kill_on_drop: false }`
[INFO] [stderr]    Compiling dylib_hook v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: symbol `open` is already defined
[INFO] [stdout]    --> src/lib.rs:64:9
[INFO] [stdout]     |
[INFO] [stdout]  64 |         pub unsafe extern "C" fn $orig_fn($($param: $ptype),*) -> $ret {
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         create_hook!(open(cpath: *const c_char, oflag: c_int) -> c_int);
[INFO] [stdout]     |         --------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `create_hook` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dylib_hook` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "02ce6187c063146b062bd2ef87f3b17f2caf638412c87a849dd33be0a2b7977a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ce6187c063146b062bd2ef87f3b17f2caf638412c87a849dd33be0a2b7977a", kill_on_drop: false }`
[INFO] [stdout] 02ce6187c063146b062bd2ef87f3b17f2caf638412c87a849dd33be0a2b7977a