[INFO] cloning repository https://github.com/phiresky/sqlite-zstd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phiresky/sqlite-zstd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Fsqlite-zstd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Fsqlite-zstd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b772a2b4386ab51a4cf194b7c5060ffdc391671c
[INFO] checking phiresky/sqlite-zstd against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphiresky%2Fsqlite-zstd" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phiresky/sqlite-zstd on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phiresky/sqlite-zstd
[INFO] finished tweaking git repo https://github.com/phiresky/sqlite-zstd
[INFO] tweaked toml for git repo https://github.com/phiresky/sqlite-zstd written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/phiresky/sqlite-zstd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a46012be70e5843e863367561aacc74efb851b928b28e1726d69cdc0126aca32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a46012be70e5843e863367561aacc74efb851b928b28e1726d69cdc0126aca32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a46012be70e5843e863367561aacc74efb851b928b28e1726d69cdc0126aca32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46012be70e5843e863367561aacc74efb851b928b28e1726d69cdc0126aca32", kill_on_drop: false }`
[INFO] [stdout] a46012be70e5843e863367561aacc74efb851b928b28e1726d69cdc0126aca32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1962c9933de3f0ad611357974d361457880a59fb9126b49a4b7895f997b79eb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d1962c9933de3f0ad611357974d361457880a59fb9126b49a4b7895f997b79eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0 (https://github.com/phiresky/rusqlite?branch=pr/loadable-extensions#327aaf5e)
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking rusqlite v0.21.0 (https://github.com/phiresky/rusqlite?branch=pr/loadable-extensions#327aaf5e)
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking zstd-safe v2.0.3+zstd.1.4.4
[INFO] [stderr]     Checking zstd v0.5.1+zstd.1.4.4
[INFO] [stderr]     Checking sqlite-zstd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/zstd_fns.rs:623:21
[INFO] [stdout]     |
[INFO] [stdout] 623 |                 for i in 1..rand::distributions::Uniform::from(5..20).sample(&mut rng) {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]    --> src/zstd_fns.rs:655:13
[INFO] [stdout]     |
[INFO] [stdout] 655 |         let db = create_example_db()?;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `escape_sqlite_string`
[INFO] [stdout]    --> src/zstd_fns.rs:535:4
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn escape_sqlite_string(string: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `escape_sqlite_string`
[INFO] [stdout]    --> src/zstd_fns.rs:535:4
[INFO] [stdout]     |
[INFO] [stdout] 535 | fn escape_sqlite_string(string: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/zstd_fns.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             std::mem::replace(
[INFO] [stdout] 31 | |                 state,
[INFO] [stdout] 32 | |                 Some(ZstdTrainDictState {
[INFO] [stdout] 33 | |                     reservoir: vec![],
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |                 }),
[INFO] [stdout] 38 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/zstd_fns.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 | /             std::mem::replace(
[INFO] [stdout] 31 | |                 state,
[INFO] [stdout] 32 | |                 Some(ZstdTrainDictState {
[INFO] [stdout] 33 | |                     reservoir: vec![],
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |                 }),
[INFO] [stdout] 38 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "d1962c9933de3f0ad611357974d361457880a59fb9126b49a4b7895f997b79eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1962c9933de3f0ad611357974d361457880a59fb9126b49a4b7895f997b79eb", kill_on_drop: false }`
[INFO] [stdout] d1962c9933de3f0ad611357974d361457880a59fb9126b49a4b7895f997b79eb