[INFO] fetching crate db-dump 0.4.10...
[INFO] checking db-dump-0.4.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate db-dump 0.4.10 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate db-dump 0.4.10 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate db-dump 0.4.10
[INFO] finished tweaking crates.io crate db-dump 0.4.10
[INFO] tweaked toml for crates.io crate db-dump 0.4.10 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate db-dump 0.4.10 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded portable-atomic v1.4.3
[INFO] [stderr]   Downloaded indicatif v0.17.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a90541aa641bfd137f5020411ee8c03b71261beefc691c356687f5f97e85826
[INFO] running `Command { std: "docker" "start" "-a" "0a90541aa641bfd137f5020411ee8c03b71261beefc691c356687f5f97e85826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a90541aa641bfd137f5020411ee8c03b71261beefc691c356687f5f97e85826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a90541aa641bfd137f5020411ee8c03b71261beefc691c356687f5f97e85826", kill_on_drop: false }`
[INFO] [stdout] 0a90541aa641bfd137f5020411ee8c03b71261beefc691c356687f5f97e85826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04858ed3a67632a07cb51e223455aed9ef1695229ea894ed7785e2eda65fc799
[INFO] running `Command { std: "docker" "start" "-a" "04858ed3a67632a07cb51e223455aed9ef1695229ea894ed7785e2eda65fc799", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking xattr v1.0.1
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking db-dump v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/user-downloads.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/user-downloads.rs:54:31
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut downloads = Map::<Date<Utc>, Downloads>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/total-downloads.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/total-downloads.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut downloads = Map::<Date<Utc>, u64>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/crate-downloads.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/crate-downloads.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut downloads = Map::<Date<Utc>, u64>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.43s
[INFO] running `Command { std: "docker" "inspect" "04858ed3a67632a07cb51e223455aed9ef1695229ea894ed7785e2eda65fc799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04858ed3a67632a07cb51e223455aed9ef1695229ea894ed7785e2eda65fc799", kill_on_drop: false }`
[INFO] [stdout] 04858ed3a67632a07cb51e223455aed9ef1695229ea894ed7785e2eda65fc799
[INFO] checking db-dump-0.4.10 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate db-dump 0.4.10 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate db-dump 0.4.10 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate db-dump 0.4.10
[INFO] finished tweaking crates.io crate db-dump 0.4.10
[INFO] tweaked toml for crates.io crate db-dump 0.4.10 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate db-dump 0.4.10 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ceeee26a6ea29965ce069cac3960bf78681c1e2a58b3f34cf18cac6d452bbb52
[INFO] running `Command { std: "docker" "start" "-a" "ceeee26a6ea29965ce069cac3960bf78681c1e2a58b3f34cf18cac6d452bbb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceeee26a6ea29965ce069cac3960bf78681c1e2a58b3f34cf18cac6d452bbb52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceeee26a6ea29965ce069cac3960bf78681c1e2a58b3f34cf18cac6d452bbb52", kill_on_drop: false }`
[INFO] [stdout] ceeee26a6ea29965ce069cac3960bf78681c1e2a58b3f34cf18cac6d452bbb52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc28a689124c05f2276015aefe03e3bc27535e7f66ef97c27b77573e3c42021b
[INFO] running `Command { std: "docker" "start" "-a" "bc28a689124c05f2276015aefe03e3bc27535e7f66ef97c27b77573e3c42021b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling portable-atomic v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking xattr v1.0.1
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking db-dump v0.4.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/user-downloads.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/user-downloads.rs:54:31
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut downloads = Map::<Date<Utc>, Downloads>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/total-downloads.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/total-downloads.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let mut downloads = Map::<Date<Utc>, u64>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]  --> examples/crate-downloads.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use chrono::{Date, Utc};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `chrono::Date`: Use `NaiveDate` or `DateTime<Tz>` instead
[INFO] [stdout]   --> examples/crate-downloads.rs:36:31
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut downloads = Map::<Date<Utc>, u64>::new();
[INFO] [stdout]    |                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.55s
[INFO] running `Command { std: "docker" "inspect" "bc28a689124c05f2276015aefe03e3bc27535e7f66ef97c27b77573e3c42021b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc28a689124c05f2276015aefe03e3bc27535e7f66ef97c27b77573e3c42021b", kill_on_drop: false }`
[INFO] [stdout] bc28a689124c05f2276015aefe03e3bc27535e7f66ef97c27b77573e3c42021b