[INFO] cloning repository https://github.com/hiddenmemory/minimal-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiddenmemory/minimal-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiddenmemory%2Fminimal-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiddenmemory%2Fminimal-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9225e33b4ce9fba639cc9a265a04d2e2f756b22f
[INFO] checking hiddenmemory/minimal-example against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiddenmemory%2Fminimal-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenmemory/minimal-example on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hiddenmemory/minimal-example
[INFO] finished tweaking git repo https://github.com/hiddenmemory/minimal-example
[INFO] tweaked toml for git repo https://github.com/hiddenmemory/minimal-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenmemory/minimal-example 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/gakonst/ethers-rs`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.14.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.74
[INFO] [stderr]   Downloaded pkcs8 v0.7.0
[INFO] [stderr]   Downloaded keccak v0.1.0
[INFO] [stderr]   Downloaded impl-serde v0.3.1
[INFO] [stderr]   Downloaded futures-sink v0.3.15
[INFO] [stderr]   Downloaded ecdsa v0.12.2
[INFO] [stderr]   Downloaded sha2 v0.9.5
[INFO] [stderr]   Downloaded impl-codec v0.5.1
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded serde-aux v2.2.0
[INFO] [stderr]   Downloaded auto_impl v0.4.1
[INFO] [stderr]   Downloaded hyper v0.14.10
[INFO] [stderr]   Downloaded aes v0.7.4
[INFO] [stderr]   Downloaded openssl v0.10.35
[INFO] [stderr]   Downloaded ripemd160 v0.9.1
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded byte-slice-cast v1.0.0
[INFO] [stderr]   Downloaded parity-scale-codec v2.2.0
[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.24
[INFO] [stderr]   Downloaded reqwest v0.11.4
[INFO] [stderr]   Downloaded async-trait v0.1.50
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded bech32 v0.7.3
[INFO] [stderr]   Downloaded coins-core v0.2.2
[INFO] [stderr]   Downloaded coins-bip32 v0.3.0
[INFO] [stderr]   Downloaded base64ct v1.0.0
[INFO] [stderr]   Downloaded password-hash v0.2.1
[INFO] [stderr]   Downloaded primitive-types v0.9.1
[INFO] [stderr]   Downloaded ethereum-types v0.11.0
[INFO] [stderr]   Downloaded scrypt v0.7.0
[INFO] [stderr]   Downloaded eth-keystore v0.3.0
[INFO] [stderr]   Downloaded coins-bip39 v0.3.0
[INFO] [stderr]   Downloaded salsa20 v0.8.0
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.2.1
[INFO] [stderr]   Downloaded proc-macro-crate v1.0.0
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded ethbloom v0.11.0
[INFO] [stderr]   Downloaded arrayvec v0.7.1
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.2.0
[INFO] [stderr]   Downloaded ethabi v14.1.0
[INFO] [stderr]   Downloaded ff v0.10.0
[INFO] [stderr]   Downloaded spki v0.4.0
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] [stderr]   Downloaded crypto-mac v0.11.0
[INFO] [stderr]   Downloaded const-oid v0.6.0
[INFO] [stderr]   Downloaded der v0.4.0
[INFO] [stderr]   Downloaded futures-io v0.3.15
[INFO] [stderr]   Downloaded futures-task v0.3.15
[INFO] [stderr]   Downloaded futures-util v0.3.15
[INFO] [stderr]   Downloaded rlp v0.5.0
[INFO] [stderr]   Downloaded futures-core v0.3.15
[INFO] [stderr]   Downloaded security-framework v2.3.1
[INFO] [stderr]   Downloaded sha-1 v0.9.6
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded js-sys v0.3.51
[INFO] [stderr]   Downloaded signature v1.3.1
[INFO] [stderr]   Downloaded crypto-bigint v0.2.2
[INFO] [stderr]   Downloaded elliptic-curve v0.10.4
[INFO] [stderr]   Downloaded futures v0.3.15
[INFO] [stderr]   Downloaded futures-channel v0.3.15
[INFO] [stderr]   Downloaded openssl-sys v0.9.65
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded web-sys v0.3.51
[INFO] [stderr]   Downloaded k256 v0.9.4
[INFO] [stderr]   Downloaded futures-executor v0.3.15
[INFO] [stderr]   Downloaded futures-macro v0.3.15
[INFO] [stderr]   Downloaded security-framework-sys v2.3.0
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded cc v1.0.69
[INFO] [stderr]   Downloaded webpki-roots v0.21.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66d65c5bd7a0206d615c0e3c700a0b6d07817c63c1d0f87e4c0c0b0a928a579c
[INFO] running `Command { std: "docker" "start" "-a" "66d65c5bd7a0206d615c0e3c700a0b6d07817c63c1d0f87e4c0c0b0a928a579c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66d65c5bd7a0206d615c0e3c700a0b6d07817c63c1d0f87e4c0c0b0a928a579c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d65c5bd7a0206d615c0e3c700a0b6d07817c63c1d0f87e4c0c0b0a928a579c", kill_on_drop: false }`
[INFO] [stdout] 66d65c5bd7a0206d615c0e3c700a0b6d07817c63c1d0f87e4c0c0b0a928a579c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dacea9a46b9f2ee9c253bdae81016353fc8afd3e55ceb6c88642c00800de889
[INFO] running `Command { std: "docker" "start" "-a" "6dacea9a46b9f2ee9c253bdae81016353fc8afd3e55ceb6c88642c00800de889", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking der v0.4.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ff v0.10.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.0
[INFO] [stderr]     Checking spki v0.4.0
[INFO] [stderr]     Checking crypto-bigint v0.2.2
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking pkcs8 v0.7.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking elliptic-curve v0.10.4
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ecdsa v0.12.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking k256 v0.9.4
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking base64ct v1.0.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking password-hash v0.2.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking pbkdf2 v0.8.0
[INFO] [stderr]     Checking base58check v0.1.0
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking salsa20 v0.8.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scrypt v0.7.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking aes v0.7.4
[INFO] [stderr]     Checking ctr v0.7.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling auto_impl v0.4.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking coins-core v0.2.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking rlp v0.5.0
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking coins-bip32 v0.3.0
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking ethbloom v0.11.0
[INFO] [stderr]     Checking coins-bip39 v0.3.0
[INFO] [stderr]     Checking eth-keystore v0.3.0
[INFO] [stderr]     Checking serde-aux v2.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.2.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking parity-scale-codec v2.2.0
[INFO] [stderr]     Checking impl-codec v0.5.1
[INFO] [stderr]     Checking primitive-types v0.9.1
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking ethereum-types v0.11.0
[INFO] [stderr]     Checking ethabi v14.1.0
[INFO] [stderr]     Checking ethers-core v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking hyper v0.14.10
[INFO] [stderr]     Checking ethers-signers v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking ethers-contract-abigen v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking ethers-providers v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]    Compiling ethers-contract-derive v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking ethers-contract v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking ethers-middleware v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking ethers v0.4.0 (https://github.com/gakonst/ethers-rs#7ad94c2c)
[INFO] [stderr]     Checking minimal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]    --> src/main.rs:12:5
[INFO] [stdout]     |
[INFO] [stdout] 12  | /     tokio::task::spawn(async move {
[INFO] [stdout] 13  | |         let ws = Ws::connect("wss://mainnet.infura.io/ws/v3/[API-KEY]").await.unwrap();
[INFO] [stdout] 14  | |         let provider = Arc::new(Provider::new(ws).interval(Duration::from_millis(500)));
[INFO] [stdout] 15  | |         let address = Address::from_str("0xdac17f958d2ee523a2206206994597c13d831ec7").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 23  | |         }
[INFO] [stdout] 24  | |     }).await;
[INFO] [stdout]     | |______^ future created by async block is not `Send`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Send` is not implemented for `dyn Fn(ethers::types::Log) -> Result<TransferFilter, ContractError<Provider<Ws>>>`, which is required by `{async block@src/main.rs:12:24: 24:6}: Send`
[INFO] [stdout] note: future is not `Send` as this value is used across an await
[INFO] [stdout]    --> src/main.rs:21:47
[INFO] [stdout]     |
[INFO] [stdout] 19  |         let mut stream = filter.stream().await.unwrap();
[INFO] [stdout]     |             ---------- has type `contract::stream::EventStream<'_, FilterWatcher<'_, Ws, ethers::types::Log>, TransferFilter, ContractError<Provider<Ws>>>` which is not `Send`
[INFO] [stdout] 20  |
[INFO] [stdout] 21  |         while let Some(block) = stream.next().await {
[INFO] [stdout]     |                                               ^^^^^ await occurs here, with `mut stream` maybe used later
[INFO] [stdout] note: required by a bound in `tokio::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.8.1/src/task/spawn.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn spawn<T>(future: T) -> JoinHandle<T::Output>
[INFO] [stdout]     |            ----- required by a bound in this function
[INFO] [stdout] 126 |     where
[INFO] [stdout] 127 |         T: Future + Send + 'static,
[INFO] [stdout]     |                     ^^^^ required by this bound in `spawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: future cannot be sent between threads safely
[INFO] [stdout]    --> src/main.rs:12:5
[INFO] [stdout]     |
[INFO] [stdout] 12  | /     tokio::task::spawn(async move {
[INFO] [stdout] 13  | |         let ws = Ws::connect("wss://mainnet.infura.io/ws/v3/[API-KEY]").await.unwrap();
[INFO] [stdout] 14  | |         let provider = Arc::new(Provider::new(ws).interval(Duration::from_millis(500)));
[INFO] [stdout] 15  | |         let address = Address::from_str("0xdac17f958d2ee523a2206206994597c13d831ec7").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 23  | |         }
[INFO] [stdout] 24  | |     }).await;
[INFO] [stdout]     | |______^ future created by async block is not `Send`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Send` is not implemented for `dyn Fn(ethers::types::Log) -> Result<TransferFilter, ContractError<Provider<Ws>>>`, which is required by `{async block@src/main.rs:12:24: 24:6}: Send`
[INFO] [stdout] note: future is not `Send` as this value is used across an await
[INFO] [stdout]    --> src/main.rs:21:47
[INFO] [stdout]     |
[INFO] [stdout] 19  |         let mut stream = filter.stream().await.unwrap();
[INFO] [stdout]     |             ---------- has type `contract::stream::EventStream<'_, FilterWatcher<'_, Ws, ethers::types::Log>, TransferFilter, ContractError<Provider<Ws>>>` which is not `Send`
[INFO] [stdout] 20  |
[INFO] [stdout] 21  |         while let Some(block) = stream.next().await {
[INFO] [stdout]     |                                               ^^^^^ await occurs here, with `mut stream` maybe used later
[INFO] [stdout] note: required by a bound in `tokio::spawn`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-1.8.1/src/task/spawn.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn spawn<T>(future: T) -> JoinHandle<T::Output>
[INFO] [stdout]     |            ----- required by a bound in this function
[INFO] [stdout] 126 |     where
[INFO] [stdout] 127 |         T: Future + Send + 'static,
[INFO] [stdout]     |                     ^^^^ required by this bound in `spawn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minimal` (bin "minimal" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `minimal` (bin "minimal") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6dacea9a46b9f2ee9c253bdae81016353fc8afd3e55ceb6c88642c00800de889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dacea9a46b9f2ee9c253bdae81016353fc8afd3e55ceb6c88642c00800de889", kill_on_drop: false }`
[INFO] [stdout] 6dacea9a46b9f2ee9c253bdae81016353fc8afd3e55ceb6c88642c00800de889
[INFO] checking hiddenmemory/minimal-example against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiddenmemory%2Fminimal-example" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiddenmemory/minimal-example on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hiddenmemory/minimal-example
[INFO] finished tweaking git repo https://github.com/hiddenmemory/minimal-example
[INFO] tweaked toml for git repo https://github.com/hiddenmemory/minimal-example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hiddenmemory/minimal-example 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69d2c45be09f775c47c0c884e61e9c1b97a4b95d064a88a79046f62bce1fc88
[INFO] running `Command { std: "docker" "start" "-a" "f69d2c45be09f775c47c0c884e61e9c1b97a4b95d064a88a79046f62bce1fc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69d2c45be09f775c47c0c884e61e9c1b97a4b95d064a88a79046f62bce1fc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69d2c45be09f775c47c0c884e61e9c1b97a4b95d064a88a79046f62bce1fc88", kill_on_drop: false }`
[INFO] [stdout] f69d2c45be09f775c47c0c884e61e9c1b97a4b95d064a88a79046f62bce1fc88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e1642eb795dfca9ee4b24b62a5a4950ae5b0dda56dc5971d37c34d4465b79bf
[INFO] running `Command { std: "docker" "start" "-a" "2e1642eb795dfca9ee4b24b62a5a4950ae5b0dda56dc5971d37c34d4465b79bf", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "2e1642eb795dfca9ee4b24b62a5a4950ae5b0dda56dc5971d37c34d4465b79bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1642eb795dfca9ee4b24b62a5a4950ae5b0dda56dc5971d37c34d4465b79bf", kill_on_drop: false }`
[INFO] [stdout] 2e1642eb795dfca9ee4b24b62a5a4950ae5b0dda56dc5971d37c34d4465b79bf