[INFO] fetching crate zerogc-simple 0.2.0-alpha.3...
[INFO] checking zerogc-simple-0.2.0-alpha.3 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate zerogc-simple 0.2.0-alpha.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zerogc-simple 0.2.0-alpha.3 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zerogc-simple 0.2.0-alpha.3
[INFO] finished tweaking crates.io crate zerogc-simple 0.2.0-alpha.3
[INFO] tweaked toml for crates.io crate zerogc-simple 0.2.0-alpha.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate zerogc-simple 0.2.0-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerogc-derive v0.2.0-alpha.3
[INFO] [stderr]   Downloaded zerogc-context v0.2.0-alpha.3
[INFO] [stderr]   Downloaded zerogc v0.2.0-alpha.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d288455064bc8c8c4437a830c322b9ff3c6e651cee8993738503a945d98cf64c
[INFO] running `Command { std: "docker" "start" "-a" "d288455064bc8c8c4437a830c322b9ff3c6e651cee8993738503a945d98cf64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d288455064bc8c8c4437a830c322b9ff3c6e651cee8993738503a945d98cf64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d288455064bc8c8c4437a830c322b9ff3c6e651cee8993738503a945d98cf64c", kill_on_drop: false }`
[INFO] [stdout] d288455064bc8c8c4437a830c322b9ff3c6e651cee8993738503a945d98cf64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd7b48a319cbfe99b937f15b18b18042a16df2f788f88aaa0b4d0cd2cbaa9a9
[INFO] running `Command { std: "docker" "start" "-a" "ccd7b48a319cbfe99b937f15b18b18042a16df2f788f88aaa0b4d0cd2cbaa9a9", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.4
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]    Compiling zerogc-derive v0.2.0-alpha.3
[INFO] [stderr]     Checking zerogc v0.2.0-alpha.3
[INFO] [stderr]     Checking zerogc-context v0.2.0-alpha.3
[INFO] [stderr]     Checking zerogc-simple v0.2.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.26s
[INFO] running `Command { std: "docker" "inspect" "ccd7b48a319cbfe99b937f15b18b18042a16df2f788f88aaa0b4d0cd2cbaa9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd7b48a319cbfe99b937f15b18b18042a16df2f788f88aaa0b4d0cd2cbaa9a9", kill_on_drop: false }`
[INFO] [stdout] ccd7b48a319cbfe99b937f15b18b18042a16df2f788f88aaa0b4d0cd2cbaa9a9