[INFO] cloning repository https://github.com/whossname/basic-db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whossname/basic-db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhossname%2Fbasic-db", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhossname%2Fbasic-db'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6eb7067a3cbcc3c5fca925cc39ec03260c723f6b
[INFO] building whossname/basic-db against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhossname%2Fbasic-db" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whossname/basic-db on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whossname/basic-db
[INFO] finished tweaking git repo https://github.com/whossname/basic-db
[INFO] tweaked toml for git repo https://github.com/whossname/basic-db written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/whossname/basic-db already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] [stderr]   Downloaded bitflags v1.0.5
[INFO] [stderr]   Downloaded sysconf v0.3.4
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded rustyline v6.0.0
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded num-bigint v0.2.5
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e46384cd160b4cd2f56c687e2e8a2ececb3f60a1121750c4b0cf1e5eca549a49
[INFO] running `Command { std: "docker" "start" "-a" "e46384cd160b4cd2f56c687e2e8a2ececb3f60a1121750c4b0cf1e5eca549a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e46384cd160b4cd2f56c687e2e8a2ececb3f60a1121750c4b0cf1e5eca549a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46384cd160b4cd2f56c687e2e8a2ececb3f60a1121750c4b0cf1e5eca549a49", kill_on_drop: false }`
[INFO] [stdout] e46384cd160b4cd2f56c687e2e8a2ececb3f60a1121750c4b0cf1e5eca549a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 939ce6ce7c8716d5b97ec8c0501ea99a221097fe54b57e1a7cff3981ab5d5dd6
[INFO] running `Command { std: "docker" "start" "-a" "939ce6ce7c8716d5b97ec8c0501ea99a221097fe54b57e1a7cff3981ab5d5dd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling bitflags v1.0.5
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling sysconf v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling basic_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::page::Page`
[INFO] [stdout]  --> src/backend/record/insert.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use self::page::Page;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_content`
[INFO] [stdout]   --> src/backend/record/read.rs:49:19
[INFO] [stdout]    |
[INFO] [stdout] 49 |             data: page_content,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_content`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interior`
[INFO] [stdout]   --> src/backend/record/read.rs:50:48
[INFO] [stdout]    |
[INFO] [stdout] 50 |             page_type: PageType::TableInterior(interior),
[INFO] [stdout]    |                                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/backend/record/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     mut column_filter: ColF,
[INFO] [stdout]    |     ----^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/repl.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             sql::parse(&line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.39s
[INFO] running `Command { std: "docker" "inspect" "939ce6ce7c8716d5b97ec8c0501ea99a221097fe54b57e1a7cff3981ab5d5dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939ce6ce7c8716d5b97ec8c0501ea99a221097fe54b57e1a7cff3981ab5d5dd6", kill_on_drop: false }`
[INFO] [stdout] 939ce6ce7c8716d5b97ec8c0501ea99a221097fe54b57e1a7cff3981ab5d5dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d141e99cfcd8ebe694ef6b51a32d35b21e0d016ac00febe3bc2d9f4c1a32ccdd
[INFO] running `Command { std: "docker" "start" "-a" "d141e99cfcd8ebe694ef6b51a32d35b21e0d016ac00febe3bc2d9f4c1a32ccdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused import: `self::page::Page`
[INFO] [stdout]  --> src/backend/record/insert.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use self::page::Page;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_content`
[INFO] [stdout]   --> src/backend/record/read.rs:49:19
[INFO] [stdout]    |
[INFO] [stdout] 49 |             data: page_content,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_content`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interior`
[INFO] [stdout]   --> src/backend/record/read.rs:50:48
[INFO] [stdout]    |
[INFO] [stdout] 50 |             page_type: PageType::TableInterior(interior),
[INFO] [stdout]    |                                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/backend/record/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     mut column_filter: ColF,
[INFO] [stdout]    |     ----^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/repl.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             sql::parse(&line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling basic_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::page::Page`
[INFO] [stdout]  --> src/backend/record/insert.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use self::page::Page;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_insert_record`
[INFO] [stdout]   --> tests/basic_test.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn simple_insert_record(database: &mut Database, name: &str, count: i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page_content`
[INFO] [stdout]   --> src/backend/record/read.rs:49:19
[INFO] [stdout]    |
[INFO] [stdout] 49 |             data: page_content,
[INFO] [stdout]    |                   ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_page_content`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interior`
[INFO] [stdout]   --> src/backend/record/read.rs:50:48
[INFO] [stdout]    |
[INFO] [stdout] 50 |             page_type: PageType::TableInterior(interior),
[INFO] [stdout]    |                                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/backend/record/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     mut column_filter: ColF,
[INFO] [stdout]    |     ----^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/repl.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             sql::parse(&line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.11s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_db-921614bd5688d645)
[INFO] [stderr]   Executable tests/basic_test.rs (/opt/rustwide/target/debug/deps/basic_test-efa4093ad7478a81)
[INFO] running `Command { std: "docker" "inspect" "d141e99cfcd8ebe694ef6b51a32d35b21e0d016ac00febe3bc2d9f4c1a32ccdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d141e99cfcd8ebe694ef6b51a32d35b21e0d016ac00febe3bc2d9f4c1a32ccdd", kill_on_drop: false }`
[INFO] [stdout] d141e99cfcd8ebe694ef6b51a32d35b21e0d016ac00febe3bc2d9f4c1a32ccdd