[INFO] cloning repository https://github.com/f80dev/testapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/f80dev/testapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff80dev%2Ftestapp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff80dev%2Ftestapp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c91fe6458de6a785551e057eda454228958f404
[INFO] testing f80dev/testapp against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ff80dev%2Ftestapp" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/f80dev/testapp on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/f80dev/testapp
[INFO] finished tweaking git repo https://github.com/f80dev/testapp
[INFO] tweaked toml for git repo https://github.com/f80dev/testapp written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/f80dev/testapp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 54aa7700c200f226c9828471c42d04b747a91cee69553ec7a1c72aa0a5b9931b
[INFO] running `Command { std: "docker" "start" "-a" "54aa7700c200f226c9828471c42d04b747a91cee69553ec7a1c72aa0a5b9931b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54aa7700c200f226c9828471c42d04b747a91cee69553ec7a1c72aa0a5b9931b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54aa7700c200f226c9828471c42d04b747a91cee69553ec7a1c72aa0a5b9931b", kill_on_drop: false }`
[INFO] [stdout] 54aa7700c200f226c9828471c42d04b747a91cee69553ec7a1c72aa0a5b9931b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca4fdb78457f387adb1d9a7fd10247f599328edaf76705c5717c17eb55207ece
[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" "ca4fdb78457f387adb1d9a7fd10247f599328edaf76705c5717c17eb55207ece", 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] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling elrond-codec-derive v0.5.0
[INFO] [stderr]    Compiling elrond-codec v0.5.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling elrond-wasm v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling mandos v0.5.0
[INFO] [stderr]    Compiling elrond-wasm-debug v0.11.0
[INFO] [stderr]    Compiling testapp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:16:59
[INFO] [stdout]    |
[INFO] [stdout] 16 |     RustBigUint::from(0xFFFFu64).copy_to_slice_big_endian(&c);
[INFO] [stdout]    |                                                           ^^ types differ in mutability
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut [u8]`
[INFO] [stdout]                       found reference `&[u8; 8]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testapp` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ca4fdb78457f387adb1d9a7fd10247f599328edaf76705c5717c17eb55207ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4fdb78457f387adb1d9a7fd10247f599328edaf76705c5717c17eb55207ece", kill_on_drop: false }`
[INFO] [stdout] ca4fdb78457f387adb1d9a7fd10247f599328edaf76705c5717c17eb55207ece