[INFO] fetching crate armor 1.2.0...
[INFO] checking armor-1.2.0 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] extracting crate armor 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate armor 1.2.0 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate armor 1.2.0
[INFO] finished tweaking crates.io crate armor 1.2.0
[INFO] tweaked toml for crates.io crate armor 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate armor 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29000997ce26d76db1e0fd20d3ef423d09f5d0a12aefeede7ba80d5a37ad10e
[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" "a29000997ce26d76db1e0fd20d3ef423d09f5d0a12aefeede7ba80d5a37ad10e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29000997ce26d76db1e0fd20d3ef423d09f5d0a12aefeede7ba80d5a37ad10e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29000997ce26d76db1e0fd20d3ef423d09f5d0a12aefeede7ba80d5a37ad10e", kill_on_drop: false }`
[INFO] [stdout] a29000997ce26d76db1e0fd20d3ef423d09f5d0a12aefeede7ba80d5a37ad10e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac5bbf42df15a601c5cf685f86c3906ea4f1ee7dca2b7e1776a5833791fceef
[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" "4ac5bbf42df15a601c5cf685f86c3906ea4f1ee7dca2b7e1776a5833791fceef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking armor v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.86s
[INFO] running `Command { std: "docker" "inspect" "4ac5bbf42df15a601c5cf685f86c3906ea4f1ee7dca2b7e1776a5833791fceef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac5bbf42df15a601c5cf685f86c3906ea4f1ee7dca2b7e1776a5833791fceef", kill_on_drop: false }`
[INFO] [stdout] 4ac5bbf42df15a601c5cf685f86c3906ea4f1ee7dca2b7e1776a5833791fceef