[INFO] fetching crate err-derive 0.3.0...
[INFO] testing err-derive-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate err-derive 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate err-derive 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate err-derive 0.3.0
[INFO] finished tweaking crates.io crate err-derive 0.3.0
[INFO] tweaked toml for crates.io crate err-derive 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate err-derive 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b2ddb117358b60f77c6944e70e3e6f83725bf0a649cc9616754c09d7d12fdc0
[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" "9b2ddb117358b60f77c6944e70e3e6f83725bf0a649cc9616754c09d7d12fdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b2ddb117358b60f77c6944e70e3e6f83725bf0a649cc9616754c09d7d12fdc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2ddb117358b60f77c6944e70e3e6f83725bf0a649cc9616754c09d7d12fdc0", kill_on_drop: false }`
[INFO] [stdout] 9b2ddb117358b60f77c6944e70e3e6f83725bf0a649cc9616754c09d7d12fdc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] 457ff63dd37daec7c7d3efc5ce1cd92afbc24ab839c6226a096152901de76f75
[INFO] running `Command { std: "docker" "start" "-a" "457ff63dd37daec7c7d3efc5ce1cd92afbc24ab839c6226a096152901de76f75", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling err-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.73s
[INFO] running `Command { std: "docker" "inspect" "457ff63dd37daec7c7d3efc5ce1cd92afbc24ab839c6226a096152901de76f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457ff63dd37daec7c7d3efc5ce1cd92afbc24ab839c6226a096152901de76f75", kill_on_drop: false }`
[INFO] [stdout] 457ff63dd37daec7c7d3efc5ce1cd92afbc24ab839c6226a096152901de76f75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9faf40d866aef813774cd0bff87c444abb5f97e3174ab9a969c024f85752c868
[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" "9faf40d866aef813774cd0bff87c444abb5f97e3174ab9a969c024f85752c868", kill_on_drop: false }`
[INFO] [stderr]    Compiling err-derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "9faf40d866aef813774cd0bff87c444abb5f97e3174ab9a969c024f85752c868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9faf40d866aef813774cd0bff87c444abb5f97e3174ab9a969c024f85752c868", kill_on_drop: false }`
[INFO] [stdout] 9faf40d866aef813774cd0bff87c444abb5f97e3174ab9a969c024f85752c868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6cc1f9b77f483e2cc93cbdd3c40a5310912918b457019bbfbaf9ca14ba6ffee6
[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" "6cc1f9b77f483e2cc93cbdd3c40a5310912918b457019bbfbaf9ca14ba6ffee6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/err_derive-075a8d6fab8b30f1)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/no-std.rs (/opt/rustwide/target/debug/deps/no_std-01c51ce93643c279)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/skeptic.rs (/opt/rustwide/target/debug/deps/skeptic-17bc5259bb31ebdf)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-bc1ecf789a84ce08)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test error_with_source ... ok
[INFO] [stdout] test record_struct ... ok
[INFO] [stdout] test non_field_display ... ok
[INFO] [stdout] test unit_struct ... ok
[INFO] [stdout] test enum_error ... ok
[INFO] [stdout] test from_inner ... ok
[INFO] [stdout] test from_enum_autobox ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests err-derive
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6cc1f9b77f483e2cc93cbdd3c40a5310912918b457019bbfbaf9ca14ba6ffee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc1f9b77f483e2cc93cbdd3c40a5310912918b457019bbfbaf9ca14ba6ffee6", kill_on_drop: false }`
[INFO] [stdout] 6cc1f9b77f483e2cc93cbdd3c40a5310912918b457019bbfbaf9ca14ba6ffee6