[INFO] fetching crate swc_common 0.10.2...
[INFO] checking swc_common-0.10.2 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate swc_common 0.10.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate swc_common 0.10.2 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_common 0.10.2
[INFO] finished tweaking crates.io crate swc_common 0.10.2
[INFO] tweaked toml for crates.io crate swc_common 0.10.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate swc_common 0.10.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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] acff8dd0bea65a9d1b1d571b92ab9146a85d00501faee1d774ddfa4128f57128
[INFO] running `Command { std: "docker" "start" "-a" "acff8dd0bea65a9d1b1d571b92ab9146a85d00501faee1d774ddfa4128f57128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acff8dd0bea65a9d1b1d571b92ab9146a85d00501faee1d774ddfa4128f57128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acff8dd0bea65a9d1b1d571b92ab9146a85d00501faee1d774ddfa4128f57128", kill_on_drop: false }`
[INFO] [stdout] acff8dd0bea65a9d1b1d571b92ab9146a85d00501faee1d774ddfa4128f57128
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70baa04a1801e198b1ca804d1fe7993bfb066d6cd2f73e72df672d4691011dba
[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" "70baa04a1801e198b1ca804d1fe7993bfb066d6cd2f73e72df672d4691011dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.1
[INFO] [stderr]    Compiling swc_visit_macros v0.2.0
[INFO] [stderr]    Compiling from_variant v0.1.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.0
[INFO] [stderr]     Checking swc_visit v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking swc_common v0.10.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "70baa04a1801e198b1ca804d1fe7993bfb066d6cd2f73e72df672d4691011dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70baa04a1801e198b1ca804d1fe7993bfb066d6cd2f73e72df672d4691011dba", kill_on_drop: false }`
[INFO] [stdout] 70baa04a1801e198b1ca804d1fe7993bfb066d6cd2f73e72df672d4691011dba