[INFO] cloning repository https://github.com/camjackson/rusteroids
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/camjackson/rusteroids" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Frusteroids", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Frusteroids'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7fad01b5340fd6d16a53ac21d715433a27eefe9
[INFO] checking camjackson/rusteroids against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamjackson%2Frusteroids" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camjackson/rusteroids on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/camjackson/rusteroids
[INFO] finished tweaking git repo https://github.com/camjackson/rusteroids
[INFO] tweaked toml for git repo https://github.com/camjackson/rusteroids written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/camjackson/rusteroids already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b01b89d362eccc04cc20f0c5f65e02932a14b0c7ba21b236322c1752d1a3542
[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" "4b01b89d362eccc04cc20f0c5f65e02932a14b0c7ba21b236322c1752d1a3542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b01b89d362eccc04cc20f0c5f65e02932a14b0c7ba21b236322c1752d1a3542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b01b89d362eccc04cc20f0c5f65e02932a14b0c7ba21b236322c1752d1a3542", kill_on_drop: false }`
[INFO] [stdout] 4b01b89d362eccc04cc20f0c5f65e02932a14b0c7ba21b236322c1752d1a3542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e3ee0999c70a1c7c2ce559e062a81ac00859fcf5b2fd11e8c3b0387a5005e46
[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" "5e3ee0999c70a1c7c2ce559e062a81ac00859fcf5b2fd11e8c3b0387a5005e46", kill_on_drop: false }`
[INFO] [stderr] Checking libc v0.2.35
[INFO] [stderr] Compiling siphasher v0.2.2
[INFO] [stderr] Compiling itoa v0.3.4
[INFO] [stderr] Compiling serde v0.9.15
[INFO] [stderr] Compiling num-traits v0.1.41
[INFO] [stderr] Compiling dtoa v0.4.2
[INFO] [stderr] Compiling cfg-if v0.1.2
[INFO] [stderr] Compiling typenum v1.9.0
[INFO] [stderr] Compiling khronos_api v1.0.1
[INFO] [stderr] Compiling pkg-config v0.3.9
[INFO] [stderr] Checking byteorder v1.2.1
[INFO] [stderr] Checking smallvec v0.4.4
[INFO] [stderr] Compiling glob v0.2.11
[INFO] [stderr] Compiling ordermap v0.3.4
[INFO] [stderr] Checking bitflags v0.7.0
[INFO] [stderr] Checking hamming v0.1.3
[INFO] [stderr] Checking rustc-demangle v0.1.5
[INFO] [stderr] Checking primal-estimate v0.2.1
[INFO] [stderr] Checking allocators v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr] Checking either v1.4.0
[INFO] [stderr] Checking serde v1.0.27
[INFO] [stderr] Compiling xml-rs v0.6.1
[INFO] [stderr] Compiling log v0.4.1
[INFO] [stderr] Compiling phf_shared v0.7.21
[INFO] [stderr] Compiling imgui-sys v0.0.15
[INFO] [stderr] Checking unreachable v0.1.1
[INFO] [stderr] Checking app_dirs v1.1.1
[INFO] [stderr] Checking primal-bit v0.2.4
[INFO] [stderr] Compiling syn v0.11.11
[INFO] [stderr] Checking chunky v0.1.0 (https://github.com/citybound/citybound#824b389b)
[INFO] [stderr] Checking itertools v0.7.4
[INFO] [stderr] Compiling phf v0.7.21
[INFO] [stderr] Checking num-complex v0.1.41
[INFO] [stderr] Checking num-integer v0.1.35
[INFO] [stderr] Checking ordered-float v0.5.0
[INFO] [stderr] Checking rand v0.3.19
[INFO] [stderr] Checking shared_library v0.1.8
[INFO] [stdout] error[E0599]: no method named `resize_default` found for struct `Vec