[INFO] fetching crate kvds 0.2.0...
[INFO] testing kvds-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate kvds 0.2.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate kvds 0.2.0 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 kvds 0.2.0
[INFO] finished tweaking crates.io crate kvds 0.2.0
[INFO] tweaked toml for crates.io crate kvds 0.2.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate kvds 0.2.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 802bd3bcbd9d23fb5fd35e58b97b3391dcc95ef2dade555809a8cde064b9101d
[INFO] running `Command { std: "docker" "start" "-a" "802bd3bcbd9d23fb5fd35e58b97b3391dcc95ef2dade555809a8cde064b9101d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "802bd3bcbd9d23fb5fd35e58b97b3391dcc95ef2dade555809a8cde064b9101d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802bd3bcbd9d23fb5fd35e58b97b3391dcc95ef2dade555809a8cde064b9101d", kill_on_drop: false }`
[INFO] [stdout] 802bd3bcbd9d23fb5fd35e58b97b3391dcc95ef2dade555809a8cde064b9101d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] db046b817398e6faf9c8ee60cc5aa60ab19f9cbc2669322221d2d49195079c02
[INFO] running `Command { std: "docker" "start" "-a" "db046b817398e6faf9c8ee60cc5aa60ab19f9cbc2669322221d2d49195079c02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kvds v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "db046b817398e6faf9c8ee60cc5aa60ab19f9cbc2669322221d2d49195079c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db046b817398e6faf9c8ee60cc5aa60ab19f9cbc2669322221d2d49195079c02", kill_on_drop: false }`
[INFO] [stdout] db046b817398e6faf9c8ee60cc5aa60ab19f9cbc2669322221d2d49195079c02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 1044f850cbdd391f639220ca2304366b2c1f88f440bb155ddb89797c6d0d4bba
[INFO] running `Command { std: "docker" "start" "-a" "1044f850cbdd391f639220ca2304366b2c1f88f440bb155ddb89797c6d0d4bba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kvds v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "1044f850cbdd391f639220ca2304366b2c1f88f440bb155ddb89797c6d0d4bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1044f850cbdd391f639220ca2304366b2c1f88f440bb155ddb89797c6d0d4bba", kill_on_drop: false }`
[INFO] [stdout] 1044f850cbdd391f639220ca2304366b2c1f88f440bb155ddb89797c6d0d4bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 753911ad701610fea469ab1d8aa3322f211292a4d8c7170fc9f4201995f0b5e4
[INFO] running `Command { std: "docker" "start" "-a" "753911ad701610fea469ab1d8aa3322f211292a4d8c7170fc9f4201995f0b5e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvds-c3fbf4e7001e133e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::encode_decode ... ok
[INFO] [stdout] test tests::encode_decode_large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvds
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/encode_to_file.rs - encode_to_file::encode_to_file (line 16) ... FAILED
[INFO] [stdout] test src/encode.rs - encode::encode (line 11) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode (line 12) ... ok
[INFO] [stdout] test src/decode_from_file.rs - decode_from_file::decode_from_file (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/encode_to_file.rs - encode_to_file::encode_to_file (line 16) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: IOError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/encode_to_file.rs - encode_to_file::encode_to_file (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "753911ad701610fea469ab1d8aa3322f211292a4d8c7170fc9f4201995f0b5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "753911ad701610fea469ab1d8aa3322f211292a4d8c7170fc9f4201995f0b5e4", kill_on_drop: false }`
[INFO] [stdout] 753911ad701610fea469ab1d8aa3322f211292a4d8c7170fc9f4201995f0b5e4