[INFO] fetching crate coap-scroll-ring-server 0.2.1...
[INFO] testing coap-scroll-ring-server-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate coap-scroll-ring-server 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate coap-scroll-ring-server 0.2.1
[INFO] finished tweaking crates.io crate coap-scroll-ring-server 0.2.1
[INFO] tweaked toml for crates.io crate coap-scroll-ring-server 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate coap-scroll-ring-server 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coap-scroll-ring-server 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coap-message v0.3.2
[INFO] [stderr]   Downloaded scroll-ring v0.1.2
[INFO] [stderr]   Downloaded minicbor v0.19.1
[INFO] [stderr]   Downloaded coap-numbers v0.2.4
[INFO] [stderr]   Downloaded coap-handler v0.2.0
[INFO] [stderr]   Downloaded ringbuf v0.3.3
[INFO] [stderr]   Downloaded coap-message-utils v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be4b88ea4dd31302ed849e801d2e05cb50106875882bed2ad4b7ac240c4ac2fd
[INFO] running `Command { std: "docker" "start" "-a" "be4b88ea4dd31302ed849e801d2e05cb50106875882bed2ad4b7ac240c4ac2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be4b88ea4dd31302ed849e801d2e05cb50106875882bed2ad4b7ac240c4ac2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4b88ea4dd31302ed849e801d2e05cb50106875882bed2ad4b7ac240c4ac2fd", kill_on_drop: false }`
[INFO] [stdout] be4b88ea4dd31302ed849e801d2e05cb50106875882bed2ad4b7ac240c4ac2fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb26aafe2dd69202d44bf17b213aa0e30e624577d1693b6d649e5df7d79e706
[INFO] running `Command { std: "docker" "start" "-a" "0eb26aafe2dd69202d44bf17b213aa0e30e624577d1693b6d649e5df7d79e706", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]    Compiling coap-numbers v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ringbuf v0.3.3
[INFO] [stderr]    Compiling scroll-ring v0.1.2
[INFO] [stderr]    Compiling coap-message v0.3.2
[INFO] [stderr]    Compiling coap-handler v0.2.0
[INFO] [stderr]    Compiling coap-message-utils v0.3.4
[INFO] [stderr]    Compiling coap-scroll-ring-server v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "0eb26aafe2dd69202d44bf17b213aa0e30e624577d1693b6d649e5df7d79e706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb26aafe2dd69202d44bf17b213aa0e30e624577d1693b6d649e5df7d79e706", kill_on_drop: false }`
[INFO] [stdout] 0eb26aafe2dd69202d44bf17b213aa0e30e624577d1693b6d649e5df7d79e706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e6589be61048a048e5676dd0f4735c758d3576dcd936212feff9b831ca6682d
[INFO] running `Command { std: "docker" "start" "-a" "0e6589be61048a048e5676dd0f4735c758d3576dcd936212feff9b831ca6682d", kill_on_drop: false }`
[INFO] [stderr]    Compiling coap-scroll-ring-server v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0e6589be61048a048e5676dd0f4735c758d3576dcd936212feff9b831ca6682d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6589be61048a048e5676dd0f4735c758d3576dcd936212feff9b831ca6682d", kill_on_drop: false }`
[INFO] [stdout] 0e6589be61048a048e5676dd0f4735c758d3576dcd936212feff9b831ca6682d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4baa130c6678a0946d707007482bc5b66e86e60d5bc10733b7f66b056ee7607
[INFO] running `Command { std: "docker" "start" "-a" "b4baa130c6678a0946d707007482bc5b66e86e60d5bc10733b7f66b056ee7607", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coap_scroll_ring_server-27845bdb7c156d0c)
[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] [stderr]    Doc-tests coap_scroll_ring_server
[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] running `Command { std: "docker" "inspect" "b4baa130c6678a0946d707007482bc5b66e86e60d5bc10733b7f66b056ee7607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4baa130c6678a0946d707007482bc5b66e86e60d5bc10733b7f66b056ee7607", kill_on_drop: false }`
[INFO] [stdout] b4baa130c6678a0946d707007482bc5b66e86e60d5bc10733b7f66b056ee7607