[INFO] fetching crate cattlerustler 0.2.2...
[INFO] testing cattlerustler-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cattlerustler 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cattlerustler 0.2.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cattlerustler 0.2.2
[INFO] finished tweaking crates.io crate cattlerustler 0.2.2
[INFO] tweaked toml for crates.io crate cattlerustler 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1d4f4feb7b9a2bdc34decd17c28c8829935c7eccb6433ba454d82426b4761e0
[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" "a1d4f4feb7b9a2bdc34decd17c28c8829935c7eccb6433ba454d82426b4761e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d4f4feb7b9a2bdc34decd17c28c8829935c7eccb6433ba454d82426b4761e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d4f4feb7b9a2bdc34decd17c28c8829935c7eccb6433ba454d82426b4761e0", kill_on_drop: false }`
[INFO] [stdout] a1d4f4feb7b9a2bdc34decd17c28c8829935c7eccb6433ba454d82426b4761e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5029e6f8351d291f04addf62a1389505a7a65f2e061bf39a44182113e4d405b2
[INFO] running `Command { std: "docker" "start" "-a" "5029e6f8351d291f04addf62a1389505a7a65f2e061bf39a44182113e4d405b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling db-key v0.0.5
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling leveldb-sys v2.0.8
[INFO] [stderr]    Compiling recurdates v0.3.1
[INFO] [stderr]    Compiling leveldb v0.8.6
[INFO] [stderr]    Compiling cattlerustler v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |             RustlerError::DBError(ref x) => x.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.35s
[INFO] running `Command { std: "docker" "inspect" "5029e6f8351d291f04addf62a1389505a7a65f2e061bf39a44182113e4d405b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5029e6f8351d291f04addf62a1389505a7a65f2e061bf39a44182113e4d405b2", kill_on_drop: false }`
[INFO] [stdout] 5029e6f8351d291f04addf62a1389505a7a65f2e061bf39a44182113e4d405b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 186c3f85cec3cd128f5fd8b3c241fe6be4d66e80f5397f929d55bf6201aa31ea
[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" "186c3f85cec3cd128f5fd8b3c241fe6be4d66e80f5397f929d55bf6201aa31ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |             RustlerError::DBError(ref x) => x.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling cattlerustler v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:24:47
[INFO] [stdout]    |
[INFO] [stdout] 24 |             RustlerError::DBError(ref x) => x.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "186c3f85cec3cd128f5fd8b3c241fe6be4d66e80f5397f929d55bf6201aa31ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186c3f85cec3cd128f5fd8b3c241fe6be4d66e80f5397f929d55bf6201aa31ea", kill_on_drop: false }`
[INFO] [stdout] 186c3f85cec3cd128f5fd8b3c241fe6be4d66e80f5397f929d55bf6201aa31ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 246b14c077efbf9ccddc822b0a710bb215d103b1fe982fb4b5f34519afc5a4ea
[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" "246b14c077efbf9ccddc822b0a710bb215d103b1fe982fb4b5f34519afc5a4ea", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:24:47
[INFO] [stderr]    |
[INFO] [stderr] 24 |             RustlerError::DBError(ref x) => x.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:24:47
[INFO] [stderr]    |
[INFO] [stderr] 24 |             RustlerError::DBError(ref x) => x.description(),
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cattlerustler-714e90ffee886277
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::database_operations ... ok
[INFO] [stderr]    Doc-tests cattlerustler
[INFO] [stdout] test tests::database_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "246b14c077efbf9ccddc822b0a710bb215d103b1fe982fb4b5f34519afc5a4ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246b14c077efbf9ccddc822b0a710bb215d103b1fe982fb4b5f34519afc5a4ea", kill_on_drop: false }`
[INFO] [stdout] 246b14c077efbf9ccddc822b0a710bb215d103b1fe982fb4b5f34519afc5a4ea