[INFO] crate rkdb 0.4.0 is already in cache
[INFO] testing rkdb-0.4.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate rkdb 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rkdb 0.4.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rkdb 0.4.0
[INFO] finished tweaking crates.io crate rkdb 0.4.0
[INFO] tweaked toml for crates.io crate rkdb 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10856034d45d8d05e1c01239950445f329d398a6aed28e8416f90a3734d79e81
[INFO] running `"docker" "start" "-a" "10856034d45d8d05e1c01239950445f329d398a6aed28e8416f90a3734d79e81"`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rkdb v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `types::*`
[INFO] [stderr]  --> src/kapi.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use types::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/kbindings.rs:256:20
[INFO] [stderr]     |
[INFO] [stderr] 256 |     unsafe { &*kb( { if b { 1 } else { 0 } } ) }
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.14s
[INFO] running `"docker" "inspect" "10856034d45d8d05e1c01239950445f329d398a6aed28e8416f90a3734d79e81"`
[INFO] running `"docker" "rm" "-f" "10856034d45d8d05e1c01239950445f329d398a6aed28e8416f90a3734d79e81"`
[INFO] [stdout] 10856034d45d8d05e1c01239950445f329d398a6aed28e8416f90a3734d79e81
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 922f91fe35cfcb92168b0a669b7d6b591b67d1d022f52cafdffa8d9ae5e5e994
[INFO] running `"docker" "start" "-a" "922f91fe35cfcb92168b0a669b7d6b591b67d1d022f52cafdffa8d9ae5e5e994"`
[INFO] [stderr]    Compiling rkdb v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `types::*`
[INFO] [stderr]  --> src/kapi.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use types::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/kbindings.rs:256:20
[INFO] [stderr]     |
[INFO] [stderr] 256 |     unsafe { &*kb( { if b { 1 } else { 0 } } ) }
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `types::*`
[INFO] [stderr]  --> src/kapi.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use types::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/kbindings.rs:256:20
[INFO] [stderr]     |
[INFO] [stderr] 256 |     unsafe { &*kb( { if b { 1 } else { 0 } } ) }
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "922f91fe35cfcb92168b0a669b7d6b591b67d1d022f52cafdffa8d9ae5e5e994"`
[INFO] running `"docker" "rm" "-f" "922f91fe35cfcb92168b0a669b7d6b591b67d1d022f52cafdffa8d9ae5e5e994"`
[INFO] [stdout] 922f91fe35cfcb92168b0a669b7d6b591b67d1d022f52cafdffa8d9ae5e5e994
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8877a6cf9ec4df10345bba600ef696a4a44d36800294af5386ece093d13deb77
[INFO] running `"docker" "start" "-a" "8877a6cf9ec4df10345bba600ef696a4a44d36800294af5386ece093d13deb77"`
[INFO] [stderr] warning: unused import: `types::*`
[INFO] [stderr]  --> src/kapi.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use types::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/kbindings.rs:256:20
[INFO] [stderr]     |
[INFO] [stderr] 256 |     unsafe { &*kb( { if b { 1 } else { 0 } } ) }
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `types::*`
[INFO] [stderr]  --> src/kapi.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use types::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around function argument
[INFO] [stderr]    --> src/kbindings.rs:256:20
[INFO] [stderr]     |
[INFO] [stderr] 256 |     unsafe { &*kb( { if b { 1 } else { 0 } } ) }
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rkdb-48c5bdec3314f71e
[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] [stderr]    Doc-tests rkdb
[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 `"docker" "inspect" "8877a6cf9ec4df10345bba600ef696a4a44d36800294af5386ece093d13deb77"`
[INFO] running `"docker" "rm" "-f" "8877a6cf9ec4df10345bba600ef696a4a44d36800294af5386ece093d13deb77"`
[INFO] [stdout] 8877a6cf9ec4df10345bba600ef696a4a44d36800294af5386ece093d13deb77