[INFO] fetching crate ion-c-sys 0.4.1...
[INFO] checking ion-c-sys-0.4.1 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate ion-c-sys 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ion-c-sys 0.4.1 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ion-c-sys 0.4.1
[INFO] finished tweaking crates.io crate ion-c-sys 0.4.1
[INFO] tweaked toml for crates.io crate ion-c-sys 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] 64591d0ba9b0762e1f9e78ab037b80c4c914b91ede65ae89de2a2ef9ee50cd45
[INFO] running `Command { std: "docker" "start" "-a" "64591d0ba9b0762e1f9e78ab037b80c4c914b91ede65ae89de2a2ef9ee50cd45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64591d0ba9b0762e1f9e78ab037b80c4c914b91ede65ae89de2a2ef9ee50cd45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64591d0ba9b0762e1f9e78ab037b80c4c914b91ede65ae89de2a2ef9ee50cd45", kill_on_drop: false }`
[INFO] [stdout] 64591d0ba9b0762e1f9e78ab037b80c4c914b91ede65ae89de2a2ef9ee50cd45
[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" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] d2decf610c812c45d6eee0fafb8807c9888cc87712d7ac34f3691f51c4c6a519
[INFO] running `Command { std: "docker" "start" "-a" "d2decf610c812c45d6eee0fafb8807c9888cc87712d7ac34f3691f51c4c6a519", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rstest_reuse v0.1.0
[INFO] [stderr]    Compiling ion-c-sys v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "d2decf610c812c45d6eee0fafb8807c9888cc87712d7ac34f3691f51c4c6a519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2decf610c812c45d6eee0fafb8807c9888cc87712d7ac34f3691f51c4c6a519", kill_on_drop: false }`
[INFO] [stdout] d2decf610c812c45d6eee0fafb8807c9888cc87712d7ac34f3691f51c4c6a519