[INFO] cloning repository https://github.com/8051Enthusiast/at51
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/8051Enthusiast/at51" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8051Enthusiast%2Fat51", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8051Enthusiast%2Fat51'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78542055383e126828f72978f7f1e4b1d910e142
[INFO] checking 8051Enthusiast/at51 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F8051Enthusiast%2Fat51" "/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/8051Enthusiast/at51 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/8051Enthusiast/at51
[INFO] finished tweaking git repo https://github.com/8051Enthusiast/at51
[INFO] tweaked toml for git repo https://github.com/8051Enthusiast/at51 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/8051Enthusiast/at51 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.3
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded blake2b_simd v0.5.10
[INFO] [stderr]   Downloaded ar v0.8.0
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded transpose v0.1.0
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded hermit-abi v0.1.11
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded dirs-sys v0.3.4
[INFO] [stderr]   Downloaded lexical-core v0.6.7
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded crossbeam-utils v0.7.2
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded dirs v2.0.2
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded arrayvec v0.4.12
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded version_check v0.9.1
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded nom v5.1.1
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.106
[INFO] [stderr]   Downloaded serde v1.0.106
[INFO] [stderr]   Downloaded serde_json v1.0.51
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded rustfft v3.0.1
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a015896671fd837b28e94b2374ccfd40d384f6332a190f3d232616832aaf55b
[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" "7a015896671fd837b28e94b2374ccfd40d384f6332a190f3d232616832aaf55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a015896671fd837b28e94b2374ccfd40d384f6332a190f3d232616832aaf55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a015896671fd837b28e94b2374ccfd40d384f6332a190f3d232616832aaf55b", kill_on_drop: false }`
[INFO] [stdout] 7a015896671fd837b28e94b2374ccfd40d384f6332a190f3d232616832aaf55b
[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" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c46f399d03bbb8fba3d8bdaeadbb6c5b3ed952371a51dab7b55fb7bbb60c2cb1
[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" "c46f399d03bbb8fba3d8bdaeadbb6c5b3ed952371a51dab7b55fb7bbb60c2cb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking ar v0.8.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking at51 v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.41s
[INFO] running `Command { std: "docker" "inspect" "c46f399d03bbb8fba3d8bdaeadbb6c5b3ed952371a51dab7b55fb7bbb60c2cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46f399d03bbb8fba3d8bdaeadbb6c5b3ed952371a51dab7b55fb7bbb60c2cb1", kill_on_drop: false }`
[INFO] [stdout] c46f399d03bbb8fba3d8bdaeadbb6c5b3ed952371a51dab7b55fb7bbb60c2cb1