[INFO] fetching crate opentracing 0.1.0...
[INFO] checking opentracing-0.1.0 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate opentracing 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate opentracing 0.1.0 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentracing 0.1.0
[INFO] finished tweaking crates.io crate opentracing 0.1.0
[INFO] tweaked toml for crates.io crate opentracing 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "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] efe4b20b7bd11d1402de5c5cde43e2ce88600c345d39e01982d98ed5296e96b7
[INFO] running `Command { std: "docker" "start" "-a" "efe4b20b7bd11d1402de5c5cde43e2ce88600c345d39e01982d98ed5296e96b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efe4b20b7bd11d1402de5c5cde43e2ce88600c345d39e01982d98ed5296e96b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe4b20b7bd11d1402de5c5cde43e2ce88600c345d39e01982d98ed5296e96b7", kill_on_drop: false }`
[INFO] [stdout] efe4b20b7bd11d1402de5c5cde43e2ce88600c345d39e01982d98ed5296e96b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "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] 88362741c6eae838087aed98a19c68c4c45083870e5b4ad78aebd6de9bdae3a9
[INFO] running `Command { std: "docker" "start" "-a" "88362741c6eae838087aed98a19c68c4c45083870e5b4ad78aebd6de9bdae3a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking errno v0.1.8
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rpassword v0.2.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking lsio v0.1.18
[INFO] [stdout] error[E0428]: the name `println_color_quiet` is defined multiple times
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lsio-0.1.18/src/macros.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 52  | macro_rules! println_color_quiet {
[INFO] [stdout]     | -------------------------------- previous definition of the macro `println_color_quiet` here
[INFO] [stdout] ...
[INFO] [stdout] 100 | macro_rules! println_color_quiet {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `println_color_quiet` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `println_color_quiet` must be defined only once in the macro namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lsio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "88362741c6eae838087aed98a19c68c4c45083870e5b4ad78aebd6de9bdae3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88362741c6eae838087aed98a19c68c4c45083870e5b4ad78aebd6de9bdae3a9", kill_on_drop: false }`
[INFO] [stdout] 88362741c6eae838087aed98a19c68c4c45083870e5b4ad78aebd6de9bdae3a9