[INFO] fetching crate armor 1.2.0...
[INFO] checking armor-1.2.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate armor 1.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate armor 1.2.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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-12/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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] a4feb7cace7c71af07bdcad9fb7ebaa41da4b1ac05fada8ca7ff1aa732c2a92f
[INFO] running `Command { std: "docker" "start" "-a" "a4feb7cace7c71af07bdcad9fb7ebaa41da4b1ac05fada8ca7ff1aa732c2a92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4feb7cace7c71af07bdcad9fb7ebaa41da4b1ac05fada8ca7ff1aa732c2a92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4feb7cace7c71af07bdcad9fb7ebaa41da4b1ac05fada8ca7ff1aa732c2a92f", kill_on_drop: false }`
[INFO] [stdout] a4feb7cace7c71af07bdcad9fb7ebaa41da4b1ac05fada8ca7ff1aa732c2a92f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7718a377fbc7f62dfd9aedfb494b2fa6bf2830f4f1e5ff0ff51e6ccad8856c79
[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" "7718a377fbc7f62dfd9aedfb494b2fa6bf2830f4f1e5ff0ff51e6ccad8856c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.55
[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]     Checking fnv v1.0.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[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 40.46s
[INFO] running `Command { std: "docker" "inspect" "7718a377fbc7f62dfd9aedfb494b2fa6bf2830f4f1e5ff0ff51e6ccad8856c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7718a377fbc7f62dfd9aedfb494b2fa6bf2830f4f1e5ff0ff51e6ccad8856c79", kill_on_drop: false }`
[INFO] [stdout] 7718a377fbc7f62dfd9aedfb494b2fa6bf2830f4f1e5ff0ff51e6ccad8856c79
