[INFO] cloning repository https://github.com/dmitrijoseph/ezo_i2c_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitrijoseph/ezo_i2c_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrijoseph%2Fezo_i2c_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrijoseph%2Fezo_i2c_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c355982439a2d0c6384f86f6db43be93c27c3a77
[INFO] checking dmitrijoseph/ezo_i2c_rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitrijoseph%2Fezo_i2c_rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmitrijoseph/ezo_i2c_rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmitrijoseph/ezo_i2c_rs
[INFO] finished tweaking git repo https://github.com/dmitrijoseph/ezo_i2c_rs
[INFO] tweaked toml for git repo https://github.com/dmitrijoseph/ezo_i2c_rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dmitrijoseph/ezo_i2c_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 2a545e583caa29aa75df7183da6beb45ef26ffe5dc181cc75c1652ad9dc1732c
[INFO] running `Command { std: "docker" "start" "-a" "2a545e583caa29aa75df7183da6beb45ef26ffe5dc181cc75c1652ad9dc1732c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a545e583caa29aa75df7183da6beb45ef26ffe5dc181cc75c1652ad9dc1732c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a545e583caa29aa75df7183da6beb45ef26ffe5dc181cc75c1652ad9dc1732c", kill_on_drop: false }`
[INFO] [stdout] 2a545e583caa29aa75df7183da6beb45ef26ffe5dc181cc75c1652ad9dc1732c
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a88d3bd1474c8b330bad23291884bbd6e41e238135b9c0cb7fce3fe932e2fb06
[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" "a88d3bd1474c8b330bad23291884bbd6e41e238135b9c0cb7fce3fe932e2fb06", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking ezo_i2c_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.28s
[INFO] running `Command { std: "docker" "inspect" "a88d3bd1474c8b330bad23291884bbd6e41e238135b9c0cb7fce3fe932e2fb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88d3bd1474c8b330bad23291884bbd6e41e238135b9c0cb7fce3fe932e2fb06", kill_on_drop: false }`
[INFO] [stdout] a88d3bd1474c8b330bad23291884bbd6e41e238135b9c0cb7fce3fe932e2fb06