[INFO] fetching crate channels 0.7.0...
[INFO] checking channels-0.7.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate channels 0.7.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate channels 0.7.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate channels 0.7.0
[INFO] finished tweaking crates.io crate channels 0.7.0
[INFO] tweaked toml for crates.io crate channels 0.7.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate channels 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v3.0.1
[INFO] [stderr]   Downloaded crc-catalog v2.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9650d99d76dcb1fa9abf967db9d42a9744ce65f387f3be0975a4337c871a945f
[INFO] running `Command { std: "docker" "start" "-a" "9650d99d76dcb1fa9abf967db9d42a9744ce65f387f3be0975a4337c871a945f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9650d99d76dcb1fa9abf967db9d42a9744ce65f387f3be0975a4337c871a945f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9650d99d76dcb1fa9abf967db9d42a9744ce65f387f3be0975a4337c871a945f", kill_on_drop: false }`
[INFO] [stdout] 9650d99d76dcb1fa9abf967db9d42a9744ce65f387f3be0975a4337c871a945f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792ea7a5bf5b3c04d843d68c4dda5b925931a0d214d8a2f3158649b14771b254
[INFO] running `Command { std: "docker" "start" "-a" "792ea7a5bf5b3c04d843d68c4dda5b925931a0d214d8a2f3158649b14771b254", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking crc-catalog v2.2.0
[INFO] [stderr]     Checking crc v3.0.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]     Checking serde v1.0.152
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking channels v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "792ea7a5bf5b3c04d843d68c4dda5b925931a0d214d8a2f3158649b14771b254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792ea7a5bf5b3c04d843d68c4dda5b925931a0d214d8a2f3158649b14771b254", kill_on_drop: false }`
[INFO] [stdout] 792ea7a5bf5b3c04d843d68c4dda5b925931a0d214d8a2f3158649b14771b254
