[INFO] fetching crate param-xml 1.0.0...
[INFO] checking param-xml-1.0.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate param-xml 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate param-xml 1.0.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate param-xml 1.0.0
[INFO] finished tweaking crates.io crate param-xml 1.0.0
[INFO] tweaked toml for crates.io crate param-xml 1.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate param-xml 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded bimap v0.4.0
[INFO] [stderr]   Downloaded compile-time-crc32-impl v0.1.0
[INFO] [stderr]   Downloaded compile-time-crc32 v0.1.2
[INFO] [stderr]   Downloaded diff_derive v0.1.1
[INFO] [stderr]   Downloaded hash40 v0.4.3
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[INFO] [stderr]   Downloaded prc-rs v1.2.0
[INFO] [stderr]   Downloaded diff-struct v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a5c7bf064988df8c8f51b1d63319e5b40cd53cc3662c1461f91176708225245
[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" "9a5c7bf064988df8c8f51b1d63319e5b40cd53cc3662c1461f91176708225245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a5c7bf064988df8c8f51b1d63319e5b40cd53cc3662c1461f91176708225245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a5c7bf064988df8c8f51b1d63319e5b40cd53cc3662c1461f91176708225245", kill_on_drop: false }`
[INFO] [stdout] 9a5c7bf064988df8c8f51b1d63319e5b40cd53cc3662c1461f91176708225245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 324b92ced6697914a4e7cb6339f7252b76ecc4980bc9bba0627f985be887a70f
[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" "324b92ced6697914a4e7cb6339f7252b76ecc4980bc9bba0627f985be887a70f", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking quick-xml v0.18.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling compile-time-crc32-impl v0.1.0
[INFO] [stderr]    Compiling diff_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking compile-time-crc32 v0.1.2
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking diff-struct v0.2.1
[INFO] [stderr]     Checking hash40 v0.4.3
[INFO] [stderr]     Checking prc-rs v1.2.0
[INFO] [stderr]     Checking param-xml v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.31s
[INFO] running `Command { std: "docker" "inspect" "324b92ced6697914a4e7cb6339f7252b76ecc4980bc9bba0627f985be887a70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324b92ced6697914a4e7cb6339f7252b76ecc4980bc9bba0627f985be887a70f", kill_on_drop: false }`
[INFO] [stdout] 324b92ced6697914a4e7cb6339f7252b76ecc4980bc9bba0627f985be887a70f