[INFO] fetching crate cardinal_backend 0.1.1...
[INFO] testing cardinal_backend-0.1.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate cardinal_backend 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cardinal_backend 0.1.1
[INFO] finished tweaking crates.io crate cardinal_backend 0.1.1
[INFO] tweaked toml for crates.io crate cardinal_backend 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cardinal_backend 0.1.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cardinal_backend 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 588e9b4399d72a2347ce0108857400813bc78e81ec3625cbd70e9f06f1c1a0d3
[INFO] running `Command { std: "docker" "start" "-a" "588e9b4399d72a2347ce0108857400813bc78e81ec3625cbd70e9f06f1c1a0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "588e9b4399d72a2347ce0108857400813bc78e81ec3625cbd70e9f06f1c1a0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588e9b4399d72a2347ce0108857400813bc78e81ec3625cbd70e9f06f1c1a0d3", kill_on_drop: false }`
[INFO] [stdout] 588e9b4399d72a2347ce0108857400813bc78e81ec3625cbd70e9f06f1c1a0d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d6b8565b225250a69c689a37cce0335754318bae8b579a7eb39d960297cc2f5
[INFO] running `Command { std: "docker" "start" "-a" "0d6b8565b225250a69c689a37cce0335754318bae8b579a7eb39d960297cc2f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cardinal_backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0d6b8565b225250a69c689a37cce0335754318bae8b579a7eb39d960297cc2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6b8565b225250a69c689a37cce0335754318bae8b579a7eb39d960297cc2f5", kill_on_drop: false }`
[INFO] [stdout] 0d6b8565b225250a69c689a37cce0335754318bae8b579a7eb39d960297cc2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b1209c8b8cb518217487a85a40ce0dba994cfb005c30c45724668b437d1e4b7
[INFO] running `Command { std: "docker" "start" "-a" "3b1209c8b8cb518217487a85a40ce0dba994cfb005c30c45724668b437d1e4b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cardinal_backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ValueType`
[INFO] [stdout]  --> examples/function.rs:1:52
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cardinal_backend::{ Function, FunctionBuilder, ValueType, Value };
[INFO] [stdout]   |                                                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "3b1209c8b8cb518217487a85a40ce0dba994cfb005c30c45724668b437d1e4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b1209c8b8cb518217487a85a40ce0dba994cfb005c30c45724668b437d1e4b7", kill_on_drop: false }`
[INFO] [stdout] 3b1209c8b8cb518217487a85a40ce0dba994cfb005c30c45724668b437d1e4b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4614f0b0ff02bd7d2809aea0b94d22c0c93c18a5a0b0bb397b4254c35be5f312
[INFO] running `Command { std: "docker" "start" "-a" "4614f0b0ff02bd7d2809aea0b94d22c0c93c18a5a0b0bb397b4254c35be5f312", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ValueType`
[INFO] [stderr]  --> examples/function.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use cardinal_backend::{ Function, FunctionBuilder, ValueType, Value };
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cardinal_backend` (example "function") generated 1 warning (run `cargo fix --example "function" -p cardinal_backend` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cardinal_backend-77d2d33fb7d4d4a9)
[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 cardinal_backend
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/opcode.rs - opcode::Opcode::IntegerNegate (line 30) ... FAILED
[INFO] [stdout] test src/opcode.rs - opcode::Opcode::IntegerAdd (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/opcode.rs - opcode::Opcode::IntegerNegate (line 30) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/opcode.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | x = -y
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]    |
[INFO] [stdout] 31 | let x = -y
[INFO] [stdout]    | +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y` in this scope
[INFO] [stdout]   --> src/opcode.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | x = -y
[INFO] [stdout]    |      ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/opcode.rs - opcode::Opcode::IntegerAdd (line 19) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `x` in this scope
[INFO] [stdout]   --> src/opcode.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | x = y + z
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]    |
[INFO] [stdout] 20 | let x = y + z
[INFO] [stdout]    | +++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `y` in this scope
[INFO] [stdout]   --> src/opcode.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | x = y + z
[INFO] [stdout]    |     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `z` in this scope
[INFO] [stdout]   --> src/opcode.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | x = y + z
[INFO] [stdout]    |         ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/opcode.rs - opcode::Opcode::IntegerAdd (line 19)
[INFO] [stdout]     src/opcode.rs - opcode::Opcode::IntegerNegate (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4614f0b0ff02bd7d2809aea0b94d22c0c93c18a5a0b0bb397b4254c35be5f312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4614f0b0ff02bd7d2809aea0b94d22c0c93c18a5a0b0bb397b4254c35be5f312", kill_on_drop: false }`
[INFO] [stdout] 4614f0b0ff02bd7d2809aea0b94d22c0c93c18a5a0b0bb397b4254c35be5f312
