[INFO] fetching crate dbgen 0.8.0...
[INFO] checking dbgen-0.8.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate dbgen 0.8.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate dbgen 0.8.0
[INFO] finished tweaking crates.io crate dbgen 0.8.0
[INFO] tweaked toml for crates.io crate dbgen 0.8.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dbgen 0.8.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dbgen 0.8.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zipf v7.0.0
[INFO] [stderr]   Downloaded vergen v3.2.0
[INFO] [stderr]   Downloaded rand_regex v0.15.1
[INFO] [stderr]   Downloaded rand_pcg v0.3.0
[INFO] [stderr]   Downloaded zstd-safe v3.0.0+zstd.1.4.8
[INFO] [stderr]   Downloaded rand_isaac v0.3.0
[INFO] [stderr]   Downloaded muldiv v1.0.0
[INFO] [stderr]   Downloaded numcmp v0.1.0
[INFO] [stderr]   Downloaded tzfile v0.1.2
[INFO] [stderr]   Downloaded tinytemplate v1.2.0
[INFO] [stderr]   Downloaded zstd v0.6.0+zstd.1.4.8
[INFO] [stderr]   Downloaded bumpalo v3.6.0
[INFO] [stderr]   Downloaded lzma-sys v0.1.17
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded zstd-sys v1.4.19+zstd.1.4.8
[INFO] [stderr]   Downloaded rand_distr v0.4.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1765a142bc9a2b096f006439f4eec36f57f62217837b563883e800009a46b1de
[INFO] running `Command { std: "docker" "start" "-a" "1765a142bc9a2b096f006439f4eec36f57f62217837b563883e800009a46b1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1765a142bc9a2b096f006439f4eec36f57f62217837b563883e800009a46b1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1765a142bc9a2b096f006439f4eec36f57f62217837b563883e800009a46b1de", kill_on_drop: false }`
[INFO] [stdout] 1765a142bc9a2b096f006439f4eec36f57f62217837b563883e800009a46b1de
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bdec2e31f38bdf63af81f754d82f8a7dc600720f20e1686117944ae6a600d54
[INFO] running `Command { std: "docker" "start" "-a" "0bdec2e31f38bdf63af81f754d82f8a7dc600720f20e1686117944ae6a600d54", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling zstd-safe v3.0.0+zstd.1.4.8
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking muldiv v1.0.0
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking shlex v1.0.0
[INFO] [stderr]     Checking pest v2.1.3
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[INFO] [stderr]    Compiling pest_meta v2.1.3
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[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rustc_version v0.3.3
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[INFO] [stderr]    Compiling zstd-sys v1.4.19+zstd.1.4.8
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking zipf v7.0.0
[INFO] [stderr]     Checking rand_regex v0.15.1
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[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling vergen v3.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking tzfile v0.1.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling dbgen v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.0
[INFO] [stderr]     Checking thiserror v1.0.23
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[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/value.rs:305:24
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     if let Ok(v) = n.try_into() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 | impl_try_from_value!(f64, "floating point number");
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_try_from_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/value.rs:320:28
[INFO] [stdout]     |
[INFO] [stdout] 320 |                         if let Ok(v) = n.try_into() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 | impl_try_from_value!(f64, "floating point number");
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: this warning originates in the macro `impl_try_from_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `qualified` is never read
[INFO] [stdout]   --> src/writer.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Env<'a, W: Writer> {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 54 |     state: &'a mut State,
[INFO] [stdout] 55 |     qualified: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/value.rs:305:24
[INFO] [stdout]     |
[INFO] [stdout] 305 |                     if let Ok(v) = n.try_into() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 | impl_try_from_value!(f64, "floating point number");
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_try_from_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/value.rs:320:28
[INFO] [stdout]     |
[INFO] [stdout] 320 |                         if let Ok(v) = n.try_into() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 | impl_try_from_value!(f64, "floating point number");
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: this warning originates in the macro `impl_try_from_value` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `qualified` is never read
[INFO] [stdout]   --> src/writer.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct Env<'a, W: Writer> {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 54 |     state: &'a mut State,
[INFO] [stdout] 55 |     qualified: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "0bdec2e31f38bdf63af81f754d82f8a7dc600720f20e1686117944ae6a600d54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdec2e31f38bdf63af81f754d82f8a7dc600720f20e1686117944ae6a600d54", kill_on_drop: false }`
[INFO] [stdout] 0bdec2e31f38bdf63af81f754d82f8a7dc600720f20e1686117944ae6a600d54