[INFO] cloning repository https://github.com/Wuelle/Blockchain.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wuelle/Blockchain.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 536d4349c65e97e77f2f824fdd7dd9b9d547fdfa
[INFO] checking Wuelle/Blockchain.rs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWuelle%2FBlockchain.rs" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wuelle/Blockchain.rs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wuelle/Blockchain.rs
[INFO] finished tweaking git repo https://github.com/Wuelle/Blockchain.rs
[INFO] tweaked toml for git repo https://github.com/Wuelle/Blockchain.rs written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/Wuelle/Blockchain.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_asn1 v0.4.1
[INFO] [stderr]   Downloaded pem v0.8.2
[INFO] [stderr]   Downloaded num-bigint-dig v0.6.1
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded rsa v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67a6f2492f7e72f5f2aca8b6b46a9fd6cc353e02d5fd2cbb55ae5bba6a7256ee
[INFO] running `Command { std: "docker" "start" "-a" "67a6f2492f7e72f5f2aca8b6b46a9fd6cc353e02d5fd2cbb55ae5bba6a7256ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a6f2492f7e72f5f2aca8b6b46a9fd6cc353e02d5fd2cbb55ae5bba6a7256ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a6f2492f7e72f5f2aca8b6b46a9fd6cc353e02d5fd2cbb55ae5bba6a7256ee", kill_on_drop: false }`
[INFO] [stdout] 67a6f2492f7e72f5f2aca8b6b46a9fd6cc353e02d5fd2cbb55ae5bba6a7256ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d25ade1431f32668b1377317445b01874f5b90042ece8434490e8465a60c1bb
[INFO] running `Command { std: "docker" "start" "-a" "5d25ade1431f32668b1377317445b01874f5b90042ece8434490e8465a60c1bb", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking blockchain v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/merkletree.rs (1 fix)
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/blockchain.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/merkletree.rs (2 fixes)
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/blockchain.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.15s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking blockchain v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/blockchain.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/blockchain.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "5d25ade1431f32668b1377317445b01874f5b90042ece8434490e8465a60c1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d25ade1431f32668b1377317445b01874f5b90042ece8434490e8465a60c1bb", kill_on_drop: false }`
[INFO] [stdout] 5d25ade1431f32668b1377317445b01874f5b90042ece8434490e8465a60c1bb