[INFO] fetching crate ark-serialize 0.5.0...
[INFO] checking ark-serialize-0.5.0 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate ark-serialize 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ark-serialize 0.5.0 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-serialize 0.5.0
[INFO] finished tweaking crates.io crate ark-serialize 0.5.0
[INFO] tweaked toml for crates.io crate ark-serialize 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc292d6c9deeee7da21ed774d1644dc48eed4f1195614c984705a5aa397399c9
[INFO] running `Command { std: "docker" "start" "-a" "bc292d6c9deeee7da21ed774d1644dc48eed4f1195614c984705a5aa397399c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc292d6c9deeee7da21ed774d1644dc48eed4f1195614c984705a5aa397399c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc292d6c9deeee7da21ed774d1644dc48eed4f1195614c984705a5aa397399c9", kill_on_drop: false }`
[INFO] [stdout] bc292d6c9deeee7da21ed774d1644dc48eed4f1195614c984705a5aa397399c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56836edfa67912a1307d045a35d1c8aa68169fbd435cb6fba98b5cd0d4993e02
[INFO] running `Command { std: "docker" "start" "-a" "56836edfa67912a1307d045a35d1c8aa68169fbd435cb6fba98b5cd0d4993e02", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ark-std v0.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ark-serialize v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]    --> src/test.rs:248:20
[INFO] [stdout]     |
[INFO] [stdout] 248 |     test_hash::<_, sha2::Sha256>(Dummy);
[INFO] [stdout]     |                    ^^^^ use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sha2`, use `cargo add sha2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]    --> src/test.rs:249:20
[INFO] [stdout]     |
[INFO] [stdout] 249 |     test_hash::<_, sha2::Sha512>(Dummy);
[INFO] [stdout]     |                    ^^^^ use of unresolved module or unlinked crate `sha2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sha2`, use `cargo add sha2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `blake2`
[INFO] [stdout]    --> src/test.rs:254:20
[INFO] [stdout]     |
[INFO] [stdout] 254 |     test_hash::<_, blake2::Blake2b512>(Dummy);
[INFO] [stdout]     |                    ^^^^^^ use of unresolved module or unlinked crate `blake2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `blake2`, use `cargo add blake2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `blake2`
[INFO] [stdout]    --> src/test.rs:255:20
[INFO] [stdout]     |
[INFO] [stdout] 255 |     test_hash::<_, blake2::Blake2s256>(Dummy);
[INFO] [stdout]     |                    ^^^^^^ use of unresolved module or unlinked crate `blake2`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `blake2`, use `cargo add blake2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `sha3`
[INFO] [stdout]    --> src/test.rs:260:20
[INFO] [stdout]     |
[INFO] [stdout] 260 |     test_hash::<_, sha3::Sha3_256>(Dummy);
[INFO] [stdout]     |                    ^^^^ use of unresolved module or unlinked crate `sha3`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sha3`, use `cargo add sha3` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `sha3`
[INFO] [stdout]    --> src/test.rs:261:20
[INFO] [stdout]     |
[INFO] [stdout] 261 |     test_hash::<_, sha3::Sha3_512>(Dummy);
[INFO] [stdout]     |                    ^^^^ use of unresolved module or unlinked crate `sha3`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `sha3`, use `cargo add sha3` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ark-serialize` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "56836edfa67912a1307d045a35d1c8aa68169fbd435cb6fba98b5cd0d4993e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56836edfa67912a1307d045a35d1c8aa68169fbd435cb6fba98b5cd0d4993e02", kill_on_drop: false }`
[INFO] [stdout] 56836edfa67912a1307d045a35d1c8aa68169fbd435cb6fba98b5cd0d4993e02