[INFO] fetching crate practice_rust 0.1.1...
[INFO] testing practice_rust-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate practice_rust 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate practice_rust 0.1.1
[INFO] finished tweaking crates.io crate practice_rust 0.1.1
[INFO] tweaked toml for crates.io crate practice_rust 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate practice_rust 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 practice_rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7ed95693e9d15f201a7adf578208c54ac00b081df8a56379a9165b08d5c03fb7
[INFO] running `Command { std: "docker" "start" "-a" "7ed95693e9d15f201a7adf578208c54ac00b081df8a56379a9165b08d5c03fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ed95693e9d15f201a7adf578208c54ac00b081df8a56379a9165b08d5c03fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed95693e9d15f201a7adf578208c54ac00b081df8a56379a9165b08d5c03fb7", kill_on_drop: false }`
[INFO] [stdout] 7ed95693e9d15f201a7adf578208c54ac00b081df8a56379a9165b08d5c03fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a3d34f938d1b5e9e36b4e01b96ed5d30cd96e4e8a9fd8cc2b483eeebee79f740
[INFO] running `Command { std: "docker" "start" "-a" "a3d34f938d1b5e9e36b4e01b96ed5d30cd96e4e8a9fd8cc2b483eeebee79f740", kill_on_drop: false }`
[INFO] [stderr]    Compiling adder v0.1.0
[INFO] [stderr]    Compiling practice_rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `arch::x86_64::_MM_FROUND_RAISE_EXC`, `clone`, and `fmt::Display`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{clone, arch::x86_64::_MM_FROUND_RAISE_EXC, fmt::Display};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]     --> src/main.rs:1013:9
[INFO] [stdout]      |
[INFO] [stdout] 1013 |     let v2: Vec<_> = it2.collect();
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "a3d34f938d1b5e9e36b4e01b96ed5d30cd96e4e8a9fd8cc2b483eeebee79f740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d34f938d1b5e9e36b4e01b96ed5d30cd96e4e8a9fd8cc2b483eeebee79f740", kill_on_drop: false }`
[INFO] [stdout] a3d34f938d1b5e9e36b4e01b96ed5d30cd96e4e8a9fd8cc2b483eeebee79f740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9b3dcf23e5217a78f4ff5067fc0066f0484e50ce5aabf40dc6aa6e00e44f5130
[INFO] running `Command { std: "docker" "start" "-a" "9b3dcf23e5217a78f4ff5067fc0066f0484e50ce5aabf40dc6aa6e00e44f5130", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `arch::x86_64::_MM_FROUND_RAISE_EXC`, `clone`, and `fmt::Display`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{clone, arch::x86_64::_MM_FROUND_RAISE_EXC, fmt::Display};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]     --> src/main.rs:1013:9
[INFO] [stdout]      |
[INFO] [stdout] 1013 |     let v2: Vec<_> = it2.collect();
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling practice_rust v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `arch::x86_64::_MM_FROUND_RAISE_EXC`, `clone`, and `fmt::Display`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{clone, arch::x86_64::_MM_FROUND_RAISE_EXC, fmt::Display};
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]     --> src/main.rs:1013:9
[INFO] [stdout]      |
[INFO] [stdout] 1013 |     let v2: Vec<_> = it2.collect();
[INFO] [stdout]      |         ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Rectangle` in this scope
[INFO] [stdout]  --> tests/integration_tests.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let rectangle1 = Rectangle { width: 2, height: 3 };
[INFO] [stdout]   |                      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Rectangle` in this scope
[INFO] [stdout]   --> tests/integration_tests.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let rectangle2 = Rectangle { width: 5, height: 1 };
[INFO] [stdout]    |                      ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `adder::*`
[INFO] [stdout]  --> tests/integration_tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use adder::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add` in this scope
[INFO] [stdout]   --> tests/integration_tests.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 |     assert_eq!(7, add(rectangle1.width as i32, rectangle2.width as i32));
[INFO] [stdout]    |                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `practice_rust` (test "integration_tests") due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "9b3dcf23e5217a78f4ff5067fc0066f0484e50ce5aabf40dc6aa6e00e44f5130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3dcf23e5217a78f4ff5067fc0066f0484e50ce5aabf40dc6aa6e00e44f5130", kill_on_drop: false }`
[INFO] [stdout] 9b3dcf23e5217a78f4ff5067fc0066f0484e50ce5aabf40dc6aa6e00e44f5130