[INFO] fetching crate ergothic 0.1.4...
[INFO] testing ergothic-0.1.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ergothic 0.1.4 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate ergothic 0.1.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergothic 0.1.4
[INFO] finished tweaking crates.io crate ergothic 0.1.4
[INFO] tweaked toml for crates.io crate ergothic 0.1.4 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded semver v0.8.0
[INFO] [stderr]   Downloaded separator v0.3.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] [stderr]   Downloaded try_from v0.2.2
[INFO] [stderr]   Downloaded hostname v0.1.5
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded linked-hash-map v0.5.4
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded md5 v0.3.8
[INFO] [stderr]   Downloaded bson v0.12.3
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded winutil v0.1.1
[INFO] [stderr]   Downloaded argparse v0.2.2
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded term v0.5.2
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded prettytable-rs v0.7.0
[INFO] [stderr]   Downloaded mongodb v0.3.10
[INFO] [stderr]   Downloaded encode_unicode v0.3.6
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded csv v0.15.0
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded scan_fmt v0.1.3
[INFO] [stderr]   Downloaded simple_logger v0.5.0
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded textnonce v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43dbccef2e19803764393cc18a8e18d4abdd9190b14e463920a2a759fdd4f330
[INFO] running `Command { std: "docker" "start" "-a" "43dbccef2e19803764393cc18a8e18d4abdd9190b14e463920a2a759fdd4f330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43dbccef2e19803764393cc18a8e18d4abdd9190b14e463920a2a759fdd4f330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43dbccef2e19803764393cc18a8e18d4abdd9190b14e463920a2a759fdd4f330", kill_on_drop: false }`
[INFO] [stdout] 43dbccef2e19803764393cc18a8e18d4abdd9190b14e463920a2a759fdd4f330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 402b6378a944d59be35a624fb188ac357616a8828b368f5ea22d761fdab4574f
[INFO] running `Command { std: "docker" "start" "-a" "402b6378a944d59be35a624fb188ac357616a8828b368f5ea22d761fdab4574f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling separator v0.3.1
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling simple_logger v0.5.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling prettytable-rs v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling bson v0.12.3
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling mongodb v0.3.10
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling ergothic v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `to_bson` in crate `mongodb`
[INFO] [stdout]    --> src/export.rs:135:38
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let serialized_data = ::mongodb::to_bson(measures)
[INFO] [stdout]     |                                      ^^^^^^^ not found in `mongodb`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 1   | use bson::to_bson;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: enum `Bson` is private
[INFO] [stdout]    --> src/export.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |     if let ::mongodb::Bson::Document(doc) = serialized_data {
[INFO] [stdout]     |                       ^^^^ private enum
[INFO] [stdout]     |
[INFO] [stdout] note: the enum `Bson` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mongodb-0.3.10/src/lib.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 | use bson::Bson;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: enum `Bson` is private
[INFO] [stdout]    --> src/export.rs:141:36
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if let Some(::mongodb::Bson::ObjectId(id)) = res.inserted_id {
[INFO] [stdout]     |                                    ^^^^ private enum
[INFO] [stdout]     |
[INFO] [stdout] note: the enum `Bson` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mongodb-0.3.10/src/lib.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 | use bson::Bson;
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ergothic` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "402b6378a944d59be35a624fb188ac357616a8828b368f5ea22d761fdab4574f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402b6378a944d59be35a624fb188ac357616a8828b368f5ea22d761fdab4574f", kill_on_drop: false }`
[INFO] [stdout] 402b6378a944d59be35a624fb188ac357616a8828b368f5ea22d761fdab4574f