[INFO] fetching crate snapshotor 0.2.0...
[INFO] testing snapshotor-0.2.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate snapshotor 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate snapshotor 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate snapshotor 0.2.0
[INFO] tweaked toml for crates.io crate snapshotor 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate snapshotor 0.2.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snapshotor 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dbutils v0.12.15
[INFO] [stderr]   Downloaded crossbeam-skiplist-pr1132 v0.2.0
[INFO] [stderr]   Downloaded cheap-clone v0.2.3
[INFO] [stderr]   Downloaded rustversion v1.0.18
[INFO] [stderr]   Downloaded equivalent-flipped v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a6643586869d45ecf8db4d5123c37c16b6693f1e3f670fdd631ec3f9a393476
[INFO] running `Command { std: "docker" "start" "-a" "5a6643586869d45ecf8db4d5123c37c16b6693f1e3f670fdd631ec3f9a393476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a6643586869d45ecf8db4d5123c37c16b6693f1e3f670fdd631ec3f9a393476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6643586869d45ecf8db4d5123c37c16b6693f1e3f670fdd631ec3f9a393476", kill_on_drop: false }`
[INFO] [stdout] 5a6643586869d45ecf8db4d5123c37c16b6693f1e3f670fdd631ec3f9a393476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16cd7797f90ba7127a5218c28acc2a192faed006e18d9175f9630b3b68d919f4
[INFO] running `Command { std: "docker" "start" "-a" "16cd7797f90ba7127a5218c28acc2a192faed006e18d9175f9630b3b68d919f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling cheap-clone v0.2.3
[INFO] [stderr]    Compiling equivalent-flipped v0.1.0
[INFO] [stderr]    Compiling dbutils v0.12.15
[INFO] [stderr]    Compiling snapshotor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "16cd7797f90ba7127a5218c28acc2a192faed006e18d9175f9630b3b68d919f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16cd7797f90ba7127a5218c28acc2a192faed006e18d9175f9630b3b68d919f4", kill_on_drop: false }`
[INFO] [stdout] 16cd7797f90ba7127a5218c28acc2a192faed006e18d9175f9630b3b68d919f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1758d2191aee66718a1aa8a4d4e4ed4638a4851dc677b4bd935ced41a9e4c1ac
[INFO] running `Command { std: "docker" "start" "-a" "1758d2191aee66718a1aa8a4d4e4ed4638a4851dc677b4bd935ced41a9e4c1ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-skiplist-pr1132 v0.2.0
[INFO] [stderr]    Compiling snapshotor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "1758d2191aee66718a1aa8a4d4e4ed4638a4851dc677b4bd935ced41a9e4c1ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1758d2191aee66718a1aa8a4d4e4ed4638a4851dc677b4bd935ced41a9e4c1ac", kill_on_drop: false }`
[INFO] [stdout] 1758d2191aee66718a1aa8a4d4e4ed4638a4851dc677b4bd935ced41a9e4c1ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fefa32fb14290ae3579f38e44200f840d0e7d5074e94805a506ea34e3340d74
[INFO] running `Command { std: "docker" "start" "-a" "4fefa32fb14290ae3579f38e44200f840d0e7d5074e94805a506ea34e3340d74", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snapshotor-1e7e14a82bc35a9e)
[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] [stderr]      Running tests/skiplist_mvcc.rs (/opt/rustwide/target/debug/deps/skiplist_mvcc-ec62262146611019)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test all_versions_iter_backwards ... ok
[INFO] [stdout] test compact ... ok
[INFO] [stdout] test all_versions_iter_forwards ... ok
[INFO] [stdout] test cursor_backwards ... ok
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test ge ... ok
[INFO] [stdout] test get_mvcc ... ok
[INFO] [stdout] test cursor_forwards ... ok
[INFO] [stdout] test gt ... ok
[INFO] [stdout] test iter_all_mvcc ... ok
[INFO] [stdout] test le ... ok
[INFO] [stdout] test lt ... ok
[INFO] [stdout] test iter_latest ... ok
[INFO] [stdout] test range_backwards ... ok
[INFO] [stdout] test range_latest ... ok
[INFO] [stdout] test range_forwards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snapshotor
[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" "4fefa32fb14290ae3579f38e44200f840d0e7d5074e94805a506ea34e3340d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fefa32fb14290ae3579f38e44200f840d0e7d5074e94805a506ea34e3340d74", kill_on_drop: false }`
[INFO] [stdout] 4fefa32fb14290ae3579f38e44200f840d0e7d5074e94805a506ea34e3340d74