[INFO] fetching crate serialize_with_bson 0.1.4...
[INFO] checking serialize_with_bson-0.1.4 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] extracting crate serialize_with_bson 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate serialize_with_bson 0.1.4 on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialize_with_bson 0.1.4
[INFO] finished tweaking crates.io crate serialize_with_bson 0.1.4
[INFO] tweaked toml for crates.io crate serialize_with_bson 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gostd_derive v0.0.3
[INFO] [stderr]   Downloaded bson v2.15.0
[INFO] [stderr]   Downloaded gostd_time v1.1.3
[INFO] [stderr]   Downloaded gostd_builtin v1.0.4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d4d419aa1d0b1f3f2ceb3a25cc3e121607b5bacadd9c67fa9181bcafd2e57e1
[INFO] running `Command { std: "docker" "start" "-a" "6d4d419aa1d0b1f3f2ceb3a25cc3e121607b5bacadd9c67fa9181bcafd2e57e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d4d419aa1d0b1f3f2ceb3a25cc3e121607b5bacadd9c67fa9181bcafd2e57e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4d419aa1d0b1f3f2ceb3a25cc3e121607b5bacadd9c67fa9181bcafd2e57e1", kill_on_drop: false }`
[INFO] [stdout] 6d4d419aa1d0b1f3f2ceb3a25cc3e121607b5bacadd9c67fa9181bcafd2e57e1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a46db676b53284df36bbf2b32a1c4038e8f3749036f1e54f7acd5fc41ee71ad
[INFO] running `Command { std: "docker" "start" "-a" "0a46db676b53284df36bbf2b32a1c4038e8f3749036f1e54f7acd5fc41ee71ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
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[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
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[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-conv v0.1.0
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[INFO] [stderr]    Compiling time-core v0.1.4
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[INFO] [stderr]     Checking ppv-lite86 v0.2.21
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[INFO] [stderr]    Compiling gostd_derive v0.0.3
[INFO] [stderr]     Checking rand v0.9.1
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[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking bson v2.15.0
[INFO] [stderr]     Checking serialize_with_bson v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bson::DateTime`
[INFO] [stdout]    --> src/lib.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | use bson::DateTime;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bson::DateTime`
[INFO] [stdout]    --> src/lib.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | use bson::DateTime;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]    --> src/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 | use serde::{Deserialize, Serialize};
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]    --> src/lib.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 | use serde::{Deserialize, Serialize};
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `Command { std: "docker" "inspect" "0a46db676b53284df36bbf2b32a1c4038e8f3749036f1e54f7acd5fc41ee71ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a46db676b53284df36bbf2b32a1c4038e8f3749036f1e54f7acd5fc41ee71ad", kill_on_drop: false }`
[INFO] [stdout] 0a46db676b53284df36bbf2b32a1c4038e8f3749036f1e54f7acd5fc41ee71ad