[INFO] cloning repository https://github.com/freeuni-oxidizers/traitobject_poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/freeuni-oxidizers/traitobject_poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreeuni-oxidizers%2Ftraitobject_poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreeuni-oxidizers%2Ftraitobject_poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81499ec6bc656b9e768608a3feab742b6b3d7fa0
[INFO] checking freeuni-oxidizers/traitobject_poc against master#21de280cccb4eb02ead6bf0af40e2355a9136d6f for pr-100043-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffreeuni-oxidizers%2Ftraitobject_poc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/freeuni-oxidizers/traitobject_poc on toolchain 21de280cccb4eb02ead6bf0af40e2355a9136d6f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/freeuni-oxidizers/traitobject_poc
[INFO] finished tweaking git repo https://github.com/freeuni-oxidizers/traitobject_poc
[INFO] tweaked toml for git repo https://github.com/freeuni-oxidizers/traitobject_poc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/freeuni-oxidizers/traitobject_poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded cc v1.0.73
[INFO] [stderr]   Downloaded once_cell v1.10.0
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded palaver v0.2.8
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.36
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded serde_json v1.0.79
[INFO] [stderr]   Downloaded libc v0.2.121
[INFO] [stderr]   Downloaded erased-serde v0.3.20
[INFO] [stderr]   Downloaded generic-array v0.14.5
[INFO] [stderr]   Downloaded serde_traitobject v0.2.7
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded static_assertions v1.1.0
[INFO] [stderr]   Downloaded procinfo v0.4.2
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded version_check v0.9.4
[INFO] [stderr]   Downloaded metatype v0.2.1
[INFO] [stderr]   Downloaded relative v0.2.2
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded build_id v0.2.1
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] [stderr]   Downloaded typenum v1.15.0
[INFO] [stderr]   Downloaded twox-hash v1.6.2
[INFO] [stderr]   Downloaded nix v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c1fd3bebbd13a49e31977cde018b77d01f0244be90367fdef3319108ef586c1
[INFO] running `Command { std: "docker" "start" "-a" "5c1fd3bebbd13a49e31977cde018b77d01f0244be90367fdef3319108ef586c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c1fd3bebbd13a49e31977cde018b77d01f0244be90367fdef3319108ef586c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1fd3bebbd13a49e31977cde018b77d01f0244be90367fdef3319108ef586c1", kill_on_drop: false }`
[INFO] [stdout] 5c1fd3bebbd13a49e31977cde018b77d01f0244be90367fdef3319108ef586c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+21de280cccb4eb02ead6bf0af40e2355a9136d6f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 153260c6601e3f87026814fa56c1b338961bfd3b38f31e946a283c1a3738c94d
[INFO] running `Command { std: "docker" "start" "-a" "153260c6601e3f87026814fa56c1b338961bfd3b38f31e946a283c1a3738c94d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling erased-serde v0.3.20
[INFO] [stderr]    Compiling relative v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking metatype v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking twox-hash v1.6.2
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking palaver v0.2.8
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_traitobject v0.2.7
[INFO] [stderr]     Checking traitobjecttest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.88s
[INFO] running `Command { std: "docker" "inspect" "153260c6601e3f87026814fa56c1b338961bfd3b38f31e946a283c1a3738c94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153260c6601e3f87026814fa56c1b338961bfd3b38f31e946a283c1a3738c94d", kill_on_drop: false }`
[INFO] [stdout] 153260c6601e3f87026814fa56c1b338961bfd3b38f31e946a283c1a3738c94d