[INFO] cloning repository https://github.com/iwikal/arbitrary-code-execution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iwikal/arbitrary-code-execution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwikal%2Farbitrary-code-execution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwikal%2Farbitrary-code-execution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 881dc75239fe4a9b112a61c172b00050f537acef
[INFO] checking iwikal/arbitrary-code-execution against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwikal%2Farbitrary-code-execution" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iwikal/arbitrary-code-execution on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iwikal/arbitrary-code-execution
[INFO] finished tweaking git repo https://github.com/iwikal/arbitrary-code-execution
[INFO] tweaked toml for git repo https://github.com/iwikal/arbitrary-code-execution written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/iwikal/arbitrary-code-execution already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v3.0.0
[INFO] [stderr]   Downloaded raw-cpuid v6.1.0
[INFO] [stderr]   Downloaded serde-bench v0.0.7
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[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.8
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[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded downcast-rs v1.1.0
[INFO] [stderr]   Downloaded ncollide3d v0.20.1
[INFO] [stderr]   Downloaded stdweb-derive v0.5.2
[INFO] [stderr]   Downloaded stdweb v0.4.19
[INFO] [stderr]   Downloaded nphysics3d v0.12.3
[INFO] [stderr]   Downloaded generational-arena v0.2.3
[INFO] [stderr]   Downloaded wasmer-clif-backend v0.7.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.31.0
[INFO] [stderr]   Downloaded cranelift-entity v0.31.0
[INFO] [stderr]   Downloaded wasmer-clif-fork-wasm v0.33.0
[INFO] [stderr]   Downloaded wasmer-win-exception-handler v0.7.0
[INFO] [stderr]   Downloaded cranelift-native v0.31.0
[INFO] [stderr]   Downloaded wasmparser v0.35.3
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.31.0
[INFO] [stderr]   Downloaded wasmer-clif-fork-frontend v0.33.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.31.0
[INFO] [stderr]   Downloaded target-lexicon v0.4.0
[INFO] [stderr]   Downloaded wasmer-runtime v0.7.0
[INFO] [stderr]   Downloaded page_size v0.4.1
[INFO] [stderr]   Downloaded wasmer-runtime-core v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf44d4ff151b1fec3791e6827b19e5c4bcb8fe6063fe4567e3cfcd6cb30b618f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf44d4ff151b1fec3791e6827b19e5c4bcb8fe6063fe4567e3cfcd6cb30b618f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf44d4ff151b1fec3791e6827b19e5c4bcb8fe6063fe4567e3cfcd6cb30b618f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf44d4ff151b1fec3791e6827b19e5c4bcb8fe6063fe4567e3cfcd6cb30b618f", kill_on_drop: false }`
[INFO] [stdout] cf44d4ff151b1fec3791e6827b19e5c4bcb8fe6063fe4567e3cfcd6cb30b618f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a88892e8cfadd4bcc02d48720231830f6911a2bd7b685e98ae2c0292508dc65
[INFO] running `Command { std: "docker" "start" "-a" "5a88892e8cfadd4bcc02d48720231830f6911a2bd7b685e98ae2c0292508dc65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cranelift-entity v0.31.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking wasmparser v0.35.3
[INFO] [stderr]     Checking downcast-rs v1.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking slotmap v0.3.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]     Checking generational-arena v0.2.3
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
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[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
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[INFO] [stderr]     Checking num-integer v0.1.41
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[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cranelift-codegen v0.31.0
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking wasmer-clif-fork-frontend v0.33.0
[INFO] [stderr]     Checking cranelift-native v0.31.0
[INFO] [stderr]     Checking wasmer-clif-fork-wasm v0.33.0
[INFO] [stderr]     Checking ncollide3d v0.20.1
[INFO] [stderr]     Checking nalgebra-glm v0.4.2
[INFO] [stderr]     Checking wasmer-clif-backend v0.7.0
[INFO] [stderr]     Checking wasmer-runtime v0.7.0
[INFO] [stderr]     Checking nphysics3d v0.12.3
[INFO] [stderr]     Checking arbitrary-code-execution v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `src`
[INFO] [stdout]   --> examples/src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![no_std]
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[no_mangle]
[INFO] [stdout] 4  | | pub extern "C" fn fibonacci(n: u32) -> u32 {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     loop {}
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `examples/src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arbitrary-code-execution`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:54:6
[INFO] [stdout]    |
[INFO] [stdout] 54 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:54:6
[INFO] [stdout]    |
[INFO] [stdout] 54 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:59:6
[INFO] [stdout]    |
[INFO] [stdout] 59 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5a88892e8cfadd4bcc02d48720231830f6911a2bd7b685e98ae2c0292508dc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a88892e8cfadd4bcc02d48720231830f6911a2bd7b685e98ae2c0292508dc65", kill_on_drop: false }`
[INFO] [stdout] 5a88892e8cfadd4bcc02d48720231830f6911a2bd7b685e98ae2c0292508dc65