[INFO] fetching crate envelope 0.8.1...
[INFO] testing envelope-0.8.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate envelope 0.8.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate envelope 0.8.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envelope 0.8.1
[INFO] finished tweaking crates.io crate envelope 0.8.1
[INFO] tweaked toml for crates.io crate envelope 0.8.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce7f4e1dcf676665012f46bc0ae7ecc873152d7de86ce97bf049389bfcdacace
[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" "ce7f4e1dcf676665012f46bc0ae7ecc873152d7de86ce97bf049389bfcdacace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7f4e1dcf676665012f46bc0ae7ecc873152d7de86ce97bf049389bfcdacace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7f4e1dcf676665012f46bc0ae7ecc873152d7de86ce97bf049389bfcdacace", kill_on_drop: false }`
[INFO] [stdout] ce7f4e1dcf676665012f46bc0ae7ecc873152d7de86ce97bf049389bfcdacace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a673d97d045f9fc07ce9d7196d3e507debfe65c44866fe0637038b47d50ec8f0
[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" "a673d97d045f9fc07ce9d7196d3e507debfe65c44866fe0637038b47d50ec8f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling interpolation v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling envelope v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.87s
[INFO] running `Command { std: "docker" "inspect" "a673d97d045f9fc07ce9d7196d3e507debfe65c44866fe0637038b47d50ec8f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a673d97d045f9fc07ce9d7196d3e507debfe65c44866fe0637038b47d50ec8f0", kill_on_drop: false }`
[INFO] [stdout] a673d97d045f9fc07ce9d7196d3e507debfe65c44866fe0637038b47d50ec8f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71d32d2ccb924d2fee052e00e20e54a6c0364622e92320345b484e940dfd6c1d
[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" "71d32d2ccb924d2fee052e00e20e54a6c0364622e92320345b484e940dfd6c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling envelope v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `Command { std: "docker" "inspect" "71d32d2ccb924d2fee052e00e20e54a6c0364622e92320345b484e940dfd6c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d32d2ccb924d2fee052e00e20e54a6c0364622e92320345b484e940dfd6c1d", kill_on_drop: false }`
[INFO] [stdout] 71d32d2ccb924d2fee052e00e20e54a6c0364622e92320345b484e940dfd6c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4111c3544e168db34c0cfbdc6e64e39cde02751f7811c1c30b55fe85a30b1f87
[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" "4111c3544e168db34c0cfbdc6e64e39cde02751f7811c1c30b55fe85a30b1f87", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envelope-e7db5e06e5f729ed)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/impl_envelope_for_vec.rs (/opt/rustwide/target/debug/deps/impl_envelope_for_vec-413c297adcd0f05f)
[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 24 tests
[INFO] [stdout] test xi32_yf64 ... ok
[INFO] [stdout] test xf64_yf32 ... ok
[INFO] [stdout] test xi32_yi32 ... ok
[INFO] [stdout] test xf32_yi32 ... ok
[INFO] [stdout] test xf32_yf32 ... ok
[INFO] [stdout] test xi32_yf32 ... ok
[INFO] [stdout] test xf32_yf64 ... ok
[INFO] [stdout] test xi64_yf32 ... ok
[INFO] [stdout] test xf64_yf64 ... ok
[INFO] [stdout] test xu32_yf32 ... ok
[INFO] [stdout] test xf32_yi64 ... ok
[INFO] [stdout] test xu32_yf64 ... ok
[INFO] [stdout] test xu64_yf32 ... ok
[INFO] [stdout] test xi64_yf64 ... ok
[INFO] [stdout] test xu64_yi64 ... ok
[INFO] [stdout] test xu64_yi32 ... ok
[INFO] [stdout] test xf64_yi32 ... ok
[INFO] [stdout] test xi64_yi64 ... ok
[INFO] [stdout] test xi32_yi64 ... ok
[INFO] [stdout] test xi64_yi32 ... ok
[INFO] [stdout] test xf64_yi64 ... ok
[INFO] [stdout] test xu64_yf64 ... ok
[INFO] [stdout] test xu32_yi64 ... ok
[INFO] [stdout] test xu32_yi32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests envelope
[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" "4111c3544e168db34c0cfbdc6e64e39cde02751f7811c1c30b55fe85a30b1f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4111c3544e168db34c0cfbdc6e64e39cde02751f7811c1c30b55fe85a30b1f87", kill_on_drop: false }`
[INFO] [stdout] 4111c3544e168db34c0cfbdc6e64e39cde02751f7811c1c30b55fe85a30b1f87