[INFO] cloning repository https://github.com/luser/failure-errorchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luser/failure-errorchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Ffailure-errorchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Ffailure-errorchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00ae533f7d6e03b2ac77e5eb8a7249394296c96f
[INFO] testing luser/failure-errorchain against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluser%2Ffailure-errorchain" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luser/failure-errorchain on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luser/failure-errorchain
[INFO] finished tweaking git repo https://github.com/luser/failure-errorchain
[INFO] tweaked toml for git repo https://github.com/luser/failure-errorchain written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/luser/failure-errorchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91fd71117e72624d7842e0f10f69e7d5b49bde5a57692852011d7c9b93efbdf4
[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" "91fd71117e72624d7842e0f10f69e7d5b49bde5a57692852011d7c9b93efbdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91fd71117e72624d7842e0f10f69e7d5b49bde5a57692852011d7c9b93efbdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fd71117e72624d7842e0f10f69e7d5b49bde5a57692852011d7c9b93efbdf4", kill_on_drop: false }`
[INFO] [stdout] 91fd71117e72624d7842e0f10f69e7d5b49bde5a57692852011d7c9b93efbdf4
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548372f7d0a2fd02b8a31089c75be88dcc0951946b992dee677d593a7e628298
[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" "548372f7d0a2fd02b8a31089c75be88dcc0951946b992dee677d593a7e628298", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling failure-errorchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `(dyn std::error::Error + Send + 'static)` cannot be shared between threads safely
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     a::foo()?;
[INFO] [stdout]    |             ^ `(dyn std::error::Error + Send + 'static)` cannot be shared between threads safely
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sync` is not implemented for `(dyn std::error::Error + Send + 'static)`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Sync` for `Unique<(dyn std::error::Error + Send + 'static)>`
[INFO] [stdout]    = note: required because it appears within the type `Box<(dyn std::error::Error + Send + 'static)>`
[INFO] [stdout]    = note: required because it appears within the type `Option<Box<(dyn std::error::Error + Send + 'static)>>`
[INFO] [stdout]    = note: required because it appears within the type `State`
[INFO] [stdout]    = note: required because it appears within the type `a::error::Error`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Fail` for `a::error::Error`
[INFO] [stdout]    = note: required because of the requirements on the impl of `From<a::error::Error>` for `failure::Error`
[INFO] [stdout]    = note: required by `from`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `failure-errorchain`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "548372f7d0a2fd02b8a31089c75be88dcc0951946b992dee677d593a7e628298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548372f7d0a2fd02b8a31089c75be88dcc0951946b992dee677d593a7e628298", kill_on_drop: false }`
[INFO] [stdout] 548372f7d0a2fd02b8a31089c75be88dcc0951946b992dee677d593a7e628298