[INFO] fetching crate feophant 0.9.0...
[INFO] checking feophant-0.9.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate feophant 0.9.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate feophant 0.9.0
[INFO] finished tweaking crates.io crate feophant 0.9.0
[INFO] tweaked toml for crates.io crate feophant 0.9.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate feophant 0.9.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate feophant 0.9.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b11708c4047b70487b7fbdbdafc937e2be5462d4fcda65da0b2cce40cf61fe1b
[INFO] running `Command { std: "docker" "start" "-a" "b11708c4047b70487b7fbdbdafc937e2be5462d4fcda65da0b2cce40cf61fe1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b11708c4047b70487b7fbdbdafc937e2be5462d4fcda65da0b2cce40cf61fe1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11708c4047b70487b7fbdbdafc937e2be5462d4fcda65da0b2cce40cf61fe1b", kill_on_drop: false }`
[INFO] [stdout] b11708c4047b70487b7fbdbdafc937e2be5462d4fcda65da0b2cce40cf61fe1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29380cb0cfde2d600341251114d21ac5052519f712f5f694d870a5df54c8f5d0
[INFO] running `Command { std: "docker" "start" "-a" "29380cb0cfde2d600341251114d21ac5052519f712f5f694d870a5df54c8f5d0", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `BytesMut` and `Bytes`
[INFO] [stdout]   --> src/engine/io/row_formats/item_pointer.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]    |                          ^^^^^  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]   --> src/engine/io/row_formats/item_pointer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/engine/io/visible_row_manager.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 Ok(o) => return Ok(true),
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_offset`
[INFO] [stdout]   --> src/engine/io/index_manager.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let (page_guard, page_offset, mut leaf) =
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `prior_offset` is assigned to, but never used
[INFO] [stdout]   --> src/engine/io/index_manager/find_leaf.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut prior_offset = PageOffset(0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_prior_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prior_offset` is never read
[INFO] [stdout]   --> src/engine/io/index_manager/find_leaf.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     prior_offset = offset;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/engine/io/index_formats/btree_leaf.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 146 |             .flat_map(|(k, v)| v.clone())
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/engine/objects/types/base_sql_types.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |             BaseSqlTypesMapper::Array(a) => todo!("Bed time, need to fix!"),
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `search` is never used
[INFO] [stdout]    --> src/engine/io/index_formats/btree_leaf.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl BTreeLeaf {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 140 |     pub fn search<R>(&self, range: R) -> Vec<ItemPointer>
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_constraint` is never used
[INFO] [stdout]  --> src/engine/objects/constraints/parse_constraint.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_constraint<'a, E: ParseError<&'a str> + ContextError<&'a str>>(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WhereEntry` is never used
[INFO] [stdout]   --> src/engine/objects/query_tree.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub enum WhereEntry {}
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_manager` is never read
[INFO] [stdout]   --> src/feophant.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct FeOphant {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     file_manager: Arc<FileManager2>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/engine.rs:108:28
[INFO] [stdout]     |
[INFO] [stdout] 108 |         matches!(parse_tree.deref(), ParseTree::CreateTable(_))
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `ParseTree` does not implement `Deref`, so calling `deref` on `&ParseTree` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 108 -         matches!(parse_tree.deref(), ParseTree::CreateTable(_))
[INFO] [stdout] 108 +         matches!(parse_tree, ParseTree::CreateTable(_))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `ParseTree`, implement `Clone` for it
[INFO] [stdout]    --> src/engine/objects/parse_tree.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 + #[derive(Clone)]
[INFO] [stdout]   5 | pub enum ParseTree {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/engine/io/block_layer/lock_manager.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]   --> src/engine/io/row_formats/item_pointer.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]   --> src/engine/io/visible_row_manager.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 Ok(o) => return Ok(true),
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_offset`
[INFO] [stdout]   --> src/engine/io/index_manager.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let (page_guard, page_offset, mut leaf) =
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `prior_offset` is assigned to, but never used
[INFO] [stdout]   --> src/engine/io/index_manager/find_leaf.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut prior_offset = PageOffset(0);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_prior_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prior_offset` is never read
[INFO] [stdout]   --> src/engine/io/index_manager/find_leaf.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |                     prior_offset = offset;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tmp_dir`
[INFO] [stdout]   --> src/engine/io/block_layer/lock_manager.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let tmp_dir = tmp.path().as_os_str().to_os_string();
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tmp_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tbl_uuid`
[INFO] [stdout]    --> src/engine/io/index_formats/btree_branch.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let tbl_uuid = Uuid::new_v4();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tbl_uuid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/engine/io/index_formats/btree_leaf.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 146 |             .flat_map(|(k, v)| v.clone())
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine/io/page_formats/page_header.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut test = PageHeader::new();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/engine/objects/types/base_sql_types.rs:117:39
[INFO] [stdout]     |
[INFO] [stdout] 117 |             BaseSqlTypesMapper::Array(a) => todo!("Bed time, need to fix!"),
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_constraint` is never used
[INFO] [stdout]  --> src/engine/objects/constraints/parse_constraint.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_constraint<'a, E: ParseError<&'a str> + ContextError<&'a str>>(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WhereEntry` is never used
[INFO] [stdout]   --> src/engine/objects/query_tree.rs:68:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub enum WhereEntry {}
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_manager` is never read
[INFO] [stdout]   --> src/feophant.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct FeOphant {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     file_manager: Arc<FileManager2>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/engine.rs:108:28
[INFO] [stdout]     |
[INFO] [stdout] 108 |         matches!(parse_tree.deref(), ParseTree::CreateTable(_))
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `parse_tree::ParseTree` does not implement `Deref`, so calling `deref` on `&parse_tree::ParseTree` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 108 -         matches!(parse_tree.deref(), ParseTree::CreateTable(_))
[INFO] [stdout] 108 +         matches!(parse_tree, ParseTree::CreateTable(_))
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `parse_tree::ParseTree`, implement `Clone` for it
[INFO] [stdout]    --> src/engine/objects/parse_tree.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 + #[derive(Clone)]
[INFO] [stdout]   5 | pub enum ParseTree {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 12`
[INFO] running `Command { std: "docker" "inspect" "29380cb0cfde2d600341251114d21ac5052519f712f5f694d870a5df54c8f5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29380cb0cfde2d600341251114d21ac5052519f712f5f694d870a5df54c8f5d0", kill_on_drop: false }`
[INFO] [stdout] 29380cb0cfde2d600341251114d21ac5052519f712f5f694d870a5df54c8f5d0
