[INFO] fetching crate db_task 0.2.2...
[INFO] checking db_task-0.2.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate db_task 0.2.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate db_task 0.2.2
[INFO] finished tweaking crates.io crate db_task 0.2.2
[INFO] tweaked toml for crates.io crate db_task 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate db_task 0.2.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 254 packages to latest compatible versions
[INFO] [stderr]       Adding mongodb v2.8.2 (available: v3.2.3)
[INFO] [stderr]       Adding serde_with v2.3.3 (available: v3.13.0)
[INFO] [stderr]       Adding tracing-log v0.1.4 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79fa8cef705bd6011bed337df405020dc41265703e8a3e7df002ea21421777ff
[INFO] running `Command { std: "docker" "start" "-a" "79fa8cef705bd6011bed337df405020dc41265703e8a3e7df002ea21421777ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79fa8cef705bd6011bed337df405020dc41265703e8a3e7df002ea21421777ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fa8cef705bd6011bed337df405020dc41265703e8a3e7df002ea21421777ff", kill_on_drop: false }`
[INFO] [stdout] 79fa8cef705bd6011bed337df405020dc41265703e8a3e7df002ea21421777ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da13af88c521d7b34ea894c9a7cd5c9badb8af8ae2cccf586aa6292177a1ae15
[INFO] running `Command { std: "docker" "start" "-a" "da13af88c521d7b34ea894c9a7cd5c9badb8af8ae2cccf586aa6292177a1ae15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.3.3
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[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]    Compiling num-conv v0.1.0
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[INFO] [stderr]    Compiling darling_core v0.20.11
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[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking rustls-webpki v0.101.7
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[INFO] [stderr]    Compiling darling v0.20.11
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[INFO] [stderr]    Compiling enum-as-inner v0.4.0
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[INFO] [stderr]     Checking trust-dns-proto v0.21.2
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[INFO] [stderr]    Compiling darling v0.13.4
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[INFO] [stderr]     Checking regex-automata v0.1.10
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[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]     Checking sha-1 v0.10.1
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[INFO] [stderr]     Checking matchers v0.1.0
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[INFO] [stderr]     Checking tracing-log v0.2.0
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[INFO] [stderr]     Checking thread_local v1.1.9
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[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking serde_with v2.3.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking bson v2.15.0
[INFO] [stderr]     Checking mongodb v2.8.2
[INFO] [stderr]     Checking db_task v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `chrono::DateTime::<Tz>::timestamp_nanos`: use `timestamp_nanos_opt()` instead
[INFO] [stdout]    --> src/app/common.rs:192:39
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let nanosecond = Local::now().timestamp_nanos();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `chrono::DateTime::<Tz>::timestamp_nanos`: use `timestamp_nanos_opt()` instead
[INFO] [stdout]    --> src/app/common.rs:192:39
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let nanosecond = Local::now().timestamp_nanos();
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/lib.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |         for index in 0..test_cnt {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "da13af88c521d7b34ea894c9a7cd5c9badb8af8ae2cccf586aa6292177a1ae15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da13af88c521d7b34ea894c9a7cd5c9badb8af8ae2cccf586aa6292177a1ae15", kill_on_drop: false }`
[INFO] [stdout] da13af88c521d7b34ea894c9a7cd5c9badb8af8ae2cccf586aa6292177a1ae15