[INFO] fetching crate flatipc 0.1.2...
[INFO] testing flatipc-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate flatipc 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate flatipc 0.1.2
[INFO] finished tweaking crates.io crate flatipc 0.1.2
[INFO] tweaked toml for crates.io crate flatipc 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flatipc 0.1.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 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]     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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 721d61b23acd6638778ba4956490e47b18cc123115fb88201b294f2a120c7c24
[INFO] running `Command { std: "docker" "start" "-a" "721d61b23acd6638778ba4956490e47b18cc123115fb88201b294f2a120c7c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "721d61b23acd6638778ba4956490e47b18cc123115fb88201b294f2a120c7c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721d61b23acd6638778ba4956490e47b18cc123115fb88201b294f2a120c7c24", kill_on_drop: false }`
[INFO] [stdout] 721d61b23acd6638778ba4956490e47b18cc123115fb88201b294f2a120c7c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bbffeea052b7ed50550c8e9ae9ff587224980b49457054a0496f75d0f403f37f
[INFO] running `Command { std: "docker" "start" "-a" "bbffeea052b7ed50550c8e9ae9ff587224980b49457054a0496f75d0f403f37f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling xous v0.9.66
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling flatipc-derive v0.1.2
[INFO] [stderr]    Compiling flatipc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "bbffeea052b7ed50550c8e9ae9ff587224980b49457054a0496f75d0f403f37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbffeea052b7ed50550c8e9ae9ff587224980b49457054a0496f75d0f403f37f", kill_on_drop: false }`
[INFO] [stdout] bbffeea052b7ed50550c8e9ae9ff587224980b49457054a0496f75d0f403f37f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 98d950f28d3896adc129847dc065bebe0a0a7a0f4dc908d9aa0f50a66cba1d72
[INFO] running `Command { std: "docker" "start" "-a" "98d950f28d3896adc129847dc065bebe0a0a7a0f4dc908d9aa0f50a66cba1d72", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatipc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `mock` in `backend`
[INFO] [stdout]    --> src/test.rs:229:42
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let adder_server = flatipc::backend::mock::Server::new(
[INFO] [stdout]     |                                          ^^^^ could not find `mock` in `backend`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `mock` in `backend`
[INFO] [stdout]    --> src/test.rs:254:27
[INFO] [stdout]     |
[INFO] [stdout] 254 |         flatipc::backend::mock::IPC_MACHINE.lock().unwrap().add_server(adder_server);
[INFO] [stdout]     |                           ^^^^ could not find `mock` in `backend`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatipc` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "98d950f28d3896adc129847dc065bebe0a0a7a0f4dc908d9aa0f50a66cba1d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d950f28d3896adc129847dc065bebe0a0a7a0f4dc908d9aa0f50a66cba1d72", kill_on_drop: false }`
[INFO] [stdout] 98d950f28d3896adc129847dc065bebe0a0a7a0f4dc908d9aa0f50a66cba1d72