[INFO] fetching crate sled 0.33.0...
[INFO] testing sled-0.33.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate sled 0.33.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sled 0.33.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sled 0.33.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sled 0.33.0
[INFO] tweaked toml for crates.io crate sled 0.33.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate sled 0.33.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f61e7028822e134e6454a9531d09ce8b6adcd350dd1457532bb5820956d8e20a
[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" "f61e7028822e134e6454a9531d09ce8b6adcd350dd1457532bb5820956d8e20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f61e7028822e134e6454a9531d09ce8b6adcd350dd1457532bb5820956d8e20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61e7028822e134e6454a9531d09ce8b6adcd350dd1457532bb5820956d8e20a", kill_on_drop: false }`
[INFO] [stdout] f61e7028822e134e6454a9531d09ce8b6adcd350dd1457532bb5820956d8e20a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] b520b86cb490a1d0af4a6edcf29cb54719a52380bb85ad8c3d55f516571881bf
[INFO] running `Command { std: "docker" "start" "-a" "b520b86cb490a1d0af4a6edcf29cb54719a52380bb85ad8c3d55f516571881bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling array-init v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling sled v0.33.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.39s
[INFO] running `Command { std: "docker" "inspect" "b520b86cb490a1d0af4a6edcf29cb54719a52380bb85ad8c3d55f516571881bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b520b86cb490a1d0af4a6edcf29cb54719a52380bb85ad8c3d55f516571881bf", kill_on_drop: false }`
[INFO] [stdout] b520b86cb490a1d0af4a6edcf29cb54719a52380bb85ad8c3d55f516571881bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07081a4d2e9f3bafd92987167d7da030096cbd6026f262f67378f7266de6138c
[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" "07081a4d2e9f3bafd92987167d7da030096cbd6026f262f67378f7266de6138c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling sled v0.33.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: please run tests using the "testing" feature, which enables additional checks at runtime and causes more race conditions to jump out by inserting delays in concurrent code.
[INFO] [stdout]  --> tests/common/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / compile_error!(
[INFO] [stdout] 3 | |     "please run tests using the \"testing\" feature, \
[INFO] [stdout] 4 | |      which enables additional checks at runtime and \
[INFO] [stdout] 5 | |      causes more race conditions to jump out by \
[INFO] [stdout] 6 | |      inserting delays in concurrent code."
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: please run tests using the "testing" feature, which enables additional checks at runtime and causes more race conditions to jump out by inserting delays in concurrent code.
[INFO] [stdout]  --> tests/common/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / compile_error!(
[INFO] [stdout] 3 | |     "please run tests using the \"testing\" feature, \
[INFO] [stdout] 4 | |      which enables additional checks at runtime and \
[INFO] [stdout] 5 | |      causes more race conditions to jump out by \
[INFO] [stdout] 6 | |      inserting delays in concurrent code."
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: please run tests using the "testing" feature, which enables additional checks at runtime and causes more race conditions to jump out by inserting delays in concurrent code.
[INFO] [stdout]  --> tests/common/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / compile_error!(
[INFO] [stdout] 3 | |     "please run tests using the \"testing\" feature, \
[INFO] [stdout] 4 | |      which enables additional checks at runtime and \
[INFO] [stdout] 5 | |      causes more race conditions to jump out by \
[INFO] [stdout] 6 | |      inserting delays in concurrent code."
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: please run tests using the "testing" feature, which enables additional checks at runtime and causes more race conditions to jump out by inserting delays in concurrent code.
[INFO] [stdout]  --> tests/common/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / compile_error!(
[INFO] [stdout] 3 | |     "please run tests using the \"testing\" feature, \
[INFO] [stdout] 4 | |      which enables additional checks at runtime and \
[INFO] [stdout] 5 | |      causes more race conditions to jump out by \
[INFO] [stdout] 6 | |      inserting delays in concurrent code."
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sled`.
[INFO] [stdout] error: please run tests using the "testing" feature, which enables additional checks at runtime and causes more race conditions to jump out by inserting delays in concurrent code.
[INFO] [stdout]  --> tests/common/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / compile_error!(
[INFO] [stdout] 3 | |     "please run tests using the \"testing\" feature, \
[INFO] [stdout] 4 | |      which enables additional checks at runtime and \
[INFO] [stdout] 5 | |      causes more race conditions to jump out by \
[INFO] [stdout] 6 | |      inserting delays in concurrent code."
[INFO] [stdout] 7 | | );
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "07081a4d2e9f3bafd92987167d7da030096cbd6026f262f67378f7266de6138c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07081a4d2e9f3bafd92987167d7da030096cbd6026f262f67378f7266de6138c", kill_on_drop: false }`
[INFO] [stdout] 07081a4d2e9f3bafd92987167d7da030096cbd6026f262f67378f7266de6138c