[INFO] cloning repository https://github.com/dobrakmato/tsdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dobrakmato/tsdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Ftsdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Ftsdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1a62a02dcf1ed7810dfc5eaa58363f760db37ec
[INFO] checking dobrakmato/tsdb/a1a62a02dcf1ed7810dfc5eaa58363f760db37ec against try#52ae2445414b2a196b318d85c2819995c6e5f1aa for pr-133397
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Ftsdb" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dobrakmato/tsdb on toolchain 52ae2445414b2a196b318d85c2819995c6e5f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dobrakmato/tsdb
[INFO] finished tweaking git repo https://github.com/dobrakmato/tsdb
[INFO] tweaked toml for git repo https://github.com/dobrakmato/tsdb written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dobrakmato/tsdb 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" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded tokio-macros v0.2.0
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[INFO] [stdout] c1e55f22854d5a8d161e7c8fb69d53b3a442cd22a00de3d9654f817d95461e94
[INFO] running `Command { std: "docker" "start" "-a" "c1e55f22854d5a8d161e7c8fb69d53b3a442cd22a00de3d9654f817d95461e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1e55f22854d5a8d161e7c8fb69d53b3a442cd22a00de3d9654f817d95461e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e55f22854d5a8d161e7c8fb69d53b3a442cd22a00de3d9654f817d95461e94", kill_on_drop: false }`
[INFO] [stdout] c1e55f22854d5a8d161e7c8fb69d53b3a442cd22a00de3d9654f817d95461e94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+52ae2445414b2a196b318d85c2819995c6e5f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458f958cddde7bf8d35607f1b441323c0856a528b04f7499ea197df1e1df2a52
[INFO] running `Command { std: "docker" "start" "-a" "458f958cddde7bf8d35607f1b441323c0856a528b04f7499ea197df1e1df2a52", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.0
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[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.1
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[INFO] [stderr]    Compiling ryu v1.0.2
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[INFO] [stderr]     Checking futures-task v0.3.1
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[INFO] [stderr]    Compiling serde_json v1.0.59
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[INFO] [stderr]     Checking tempdir v0.3.7
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[INFO] [stderr]     Checking simple_logger v1.11.0
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[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]     Checking tokio v0.2.4
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/engine.rs:1070:17
[INFO] [stdout]      |
[INFO] [stdout] 1070 |             let mut series = self.series
[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 return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/engine.rs:641:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             std::mem::replace(&mut self.data, vec![]);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let _ = std::mem::replace(&mut self.data, vec![]);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut a = c.get_mut(&0);
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:864:17
[INFO] [stdout]     |
[INFO] [stdout] 864 |             let mut idx = TimestampIndex::load(
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/engine.rs:1070:17
[INFO] [stdout]      |
[INFO] [stdout] 1070 |             let mut series = self.series
[INFO] [stdout]      |                 ----^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, and `warn`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, error, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^^        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncRead`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::AsyncRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `simple_logger::init_with_level`: Please use the Builder pattern instead.
[INFO] [stdout]   --> src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simple_logger::init_with_level(log::Level::Debug).unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, and `warn`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{debug, error, info, warn};
[INFO] [stdout]   |           ^^^^^  ^^^^^        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncRead`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::AsyncRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/main.rs:42:39
[INFO] [stdout]      |
[INFO] [stdout] 42   |     let mut de = serde_json::from_str(result.unwrap());
[INFO] [stdout]      |                  -------------------- ^^^^^^^^^^^^^^^ expected `&str`, found `usize`
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.59/src/de.rs:2582:8
[INFO] [stdout]      |
[INFO] [stdout] 2582 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let db = Server::<F32, f32>::new(settings);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `simple_logger::init_with_level`: Please use the Builder pattern instead.
[INFO] [stdout]   --> src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     simple_logger::init_with_level(log::Level::Debug).unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tsdb` (bin "tsdb") due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/main.rs:42:39
[INFO] [stdout]      |
[INFO] [stdout] 42   |     let mut de = serde_json::from_str(result.unwrap());
[INFO] [stdout]      |                  -------------------- ^^^^^^^^^^^^^^^ expected `&str`, found `usize`
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.59/src/de.rs:2582:8
[INFO] [stdout]      |
[INFO] [stdout] 2582 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `db`
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let db = Server::<F32, f32>::new(settings);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_db`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tsdb` (bin "tsdb" test) due to 1 previous error; 4 warnings emitted
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/engine.rs:641:13
[INFO] [stdout]     |
[INFO] [stdout] 641 |             std::mem::replace(&mut self.data, vec![]);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 641 |             let _ = std::mem::replace(&mut self.data, vec![]);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/engine.rs:1254:13
[INFO] [stdout]      |
[INFO] [stdout] 1254 |             s.create_series("default");
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1254 |             let _ = s.create_series("default");
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/engine.rs:1286:13
[INFO] [stdout]      |
[INFO] [stdout] 1286 |             s.create_series("default");
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1286 |             let _ = s.create_series("default");
[INFO] [stdout]      |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/engine.rs:1288:17
[INFO] [stdout]      |
[INFO] [stdout] 1288 |                 s.insert_point("default", i as f32);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1288 |                 let _ = s.insert_point("default", i as f32);
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "458f958cddde7bf8d35607f1b441323c0856a528b04f7499ea197df1e1df2a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458f958cddde7bf8d35607f1b441323c0856a528b04f7499ea197df1e1df2a52", kill_on_drop: false }`
[INFO] [stdout] 458f958cddde7bf8d35607f1b441323c0856a528b04f7499ea197df1e1df2a52