[INFO] fetching crate magne-flame 0.1.1...
[INFO] testing magne-flame-0.1.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate magne-flame 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate magne-flame 0.1.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magne-flame 0.1.1
[INFO] finished tweaking crates.io crate magne-flame 0.1.1
[INFO] tweaked toml for crates.io crate magne-flame 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate magne-flame 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-uds v0.6.7
[INFO] [stderr]   Downloaded backtrace v0.3.40
[INFO] [stderr]   Downloaded parking_lot v0.10.0
[INFO] [stderr]   Downloaded actix-codec v0.2.0
[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
[INFO] [stderr]   Downloaded pin-project v0.4.6
[INFO] [stderr]   Downloaded actix-connect v1.0.1
[INFO] [stderr]   Downloaded actix-utils v1.0.4
[INFO] [stderr]   Downloaded actix_derive v0.5.0
[INFO] [stderr]   Downloaded derive_more v0.99.2
[INFO] [stderr]   Downloaded copyless v0.1.4
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded resolv-conf v0.6.2
[INFO] [stderr]   Downloaded actix-service v1.0.1
[INFO] [stderr]   Downloaded lock_api v0.3.2
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded tokio v0.2.6
[INFO] [stderr]   Downloaded socket2 v0.3.11
[INFO] [stderr]   Downloaded pin-project-lite v0.1.1
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded actix-rt v1.0.0
[INFO] [stderr]   Downloaded actix-macros v0.1.1
[INFO] [stderr]   Downloaded hermit-abi v0.1.5
[INFO] [stderr]   Downloaded num_cpus v1.11.1
[INFO] [stderr]   Downloaded actix-http v1.0.1
[INFO] [stderr]   Downloaded actix-threadpool v0.3.1
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded async-trait v0.1.21
[INFO] [stderr]   Downloaded arc-swap v0.4.4
[INFO] [stderr]   Downloaded trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.6
[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded enum-as-inner v0.3.0
[INFO] [stderr]   Downloaded widestring v0.4.0
[INFO] [stderr]   Downloaded ipconfig v0.2.1
[INFO] [stderr]   Downloaded actix v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53e3ea617d4dc004fd620a26e3581cc00f8e511abd685b48b467c43f405fc1e8
[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" "53e3ea617d4dc004fd620a26e3581cc00f8e511abd685b48b467c43f405fc1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53e3ea617d4dc004fd620a26e3581cc00f8e511abd685b48b467c43f405fc1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e3ea617d4dc004fd620a26e3581cc00f8e511abd685b48b467c43f405fc1e8", kill_on_drop: false }`
[INFO] [stdout] 53e3ea617d4dc004fd620a26e3581cc00f8e511abd685b48b467c43f405fc1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5761359975a4128aa9cbd387c4ab97ec6453e0b54d764508cb80e1cd20f81400
[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" "5761359975a4128aa9cbd387c4ab97ec6453e0b54d764508cb80e1cd20f81400", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling async-trait v0.1.21
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling actix-threadpool v0.3.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling actix-rt v1.0.0
[INFO] [stderr]    Compiling trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-codec v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling actix-utils v1.0.4
[INFO] [stderr]    Compiling trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]    Compiling actix-connect v1.0.1
[INFO] [stderr]    Compiling actix-http v1.0.1
[INFO] [stderr]    Compiling actix v0.9.0
[INFO] [stderr]    Compiling magne-flame v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Util`
[INFO] [stdout]   --> src/util/linux.rs:40:47
[INFO] [stdout]    |
[INFO] [stdout] 40 |             sinkhole_handle: if is_sinkhole { Util::get_sinkhole().unwrap() } else { 0 },
[INFO] [stdout]    |                                               ^^^^ use of undeclared type `Util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_command` found for mutable reference `&mut util::linux::SimpleProcess` in the current scope
[INFO] [stdout]    --> src/supervisor.rs:159:20
[INFO] [stdout]     |
[INFO] [stdout] 159 |             target.set_command(CString::new(fuzz_cmd).unwrap());
[INFO] [stdout]     |                    ^^^^^^^^^^^ method not found in `&mut util::linux::SimpleProcess`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `Process` defines an item `set_command`, perhaps you need to implement it
[INFO] [stdout]    --> src/util/util.rs:186:1
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub trait Process: Target {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/util/linux.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn is_running(&self) -> Result<bool, u32> {}
[INFO] [stdout]    |            ----------           ^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::result::Result<bool, u32>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/util/linux.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn destroy(&mut self) -> FuzzerResult<()> {
[INFO] [stdout]     |                              ---------------- expected `std::result::Result<(), fuzzer::FuzzerError>` because of return type
[INFO] [stdout] 107 |         self.dispose()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         expected enum `std::result::Result`, found `()`
[INFO] [stdout]     |         help: try using a variant of the expected enum: `Ok(self.dispose())`
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `std::result::Result<(), fuzzer::FuzzerError>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Process`
[INFO] [stdout]  --> src/supervisor.rs:8:49
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::util::util::{Target, TargetWatchdog, Process};
[INFO] [stdout]   |                                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `magne-flame`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5761359975a4128aa9cbd387c4ab97ec6453e0b54d764508cb80e1cd20f81400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5761359975a4128aa9cbd387c4ab97ec6453e0b54d764508cb80e1cd20f81400", kill_on_drop: false }`
[INFO] [stdout] 5761359975a4128aa9cbd387c4ab97ec6453e0b54d764508cb80e1cd20f81400
