[INFO] cloning repository https://github.com/3to5thpower/my-git
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3to5thpower/my-git" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3to5thpower%2Fmy-git", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3to5thpower%2Fmy-git'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6569abe59f07af034bfc74a915d379a4b7cea328
[INFO] checking 3to5thpower/my-git against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3to5thpower%2Fmy-git" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/3to5thpower/my-git on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3to5thpower/my-git
[INFO] finished tweaking git repo https://github.com/3to5thpower/my-git
[INFO] tweaked toml for git repo https://github.com/3to5thpower/my-git written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/3to5thpower/my-git already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b3cfaf0a9fb54b4beb5cb462aa23ded82811249d6bf9e500af23d60caa1058e
[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" "0b3cfaf0a9fb54b4beb5cb462aa23ded82811249d6bf9e500af23d60caa1058e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b3cfaf0a9fb54b4beb5cb462aa23ded82811249d6bf9e500af23d60caa1058e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3cfaf0a9fb54b4beb5cb462aa23ded82811249d6bf9e500af23d60caa1058e", kill_on_drop: false }`
[INFO] [stdout] 0b3cfaf0a9fb54b4beb5cb462aa23ded82811249d6bf9e500af23d60caa1058e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 41163b2478581ac626eebe6fccebc497c2665ed51f45ef96da309911b70d069d
[INFO] running `Command { std: "docker" "start" "-a" "41163b2478581ac626eebe6fccebc497c2665ed51f45ef96da309911b70d069d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking libflate v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking my-git v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Encoder`
[INFO] [stdout]  --> src/main.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libflate::zlib::{Decoder, Encoder};
[INFO] [stdout]   |                               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ObjectType`
[INFO] [stdout]  --> src/object/tree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::ObjectType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Encoder`
[INFO] [stdout]  --> src/main.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libflate::zlib::{Decoder, Encoder};
[INFO] [stdout]   |                               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::ObjectType`
[INFO] [stdout]  --> src/object/tree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::ObjectType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.15s
[INFO] running `Command { std: "docker" "inspect" "41163b2478581ac626eebe6fccebc497c2665ed51f45ef96da309911b70d069d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41163b2478581ac626eebe6fccebc497c2665ed51f45ef96da309911b70d069d", kill_on_drop: false }`
[INFO] [stdout] 41163b2478581ac626eebe6fccebc497c2665ed51f45ef96da309911b70d069d