[INFO] fetching crate sensorlog 0.1.0...
[INFO] checking sensorlog-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate sensorlog 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sensorlog 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sensorlog 0.1.0
[INFO] finished tweaking crates.io crate sensorlog 0.1.0
[INFO] tweaked toml for crates.io crate sensorlog 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01d875f16a1a225006588d30e1271b2665610342f9846c3deac6ff31cc35b768
[INFO] running `"docker" "start" "-a" "01d875f16a1a225006588d30e1271b2665610342f9846c3deac6ff31cc35b768"`
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking sensorlog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/http.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]   --> src/http.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::fs;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]   --> src/http.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::path::{Path,PathBuf};
[INFO] [stderr]    |                 ^^^^ ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`
[INFO] [stderr]   --> src/http.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 | use std::sync::{Arc,Mutex};
[INFO] [stderr]    |                 ^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]   --> src/api.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]   --> src/api_json.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/api_json.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |         method: &Fn(RequestType) -> Result<ResponseType, ::Error>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(RequestType) -> Result<ResponseType, ::Error>`
[INFO] [stderr]    |
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/http.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use std::fs::File;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]    |
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::io;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]   --> src/http.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::fs;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]   --> src/http.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::path::{Path,PathBuf};
[INFO] [stderr]    |                 ^^^^ ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `Mutex`
[INFO] [stderr]   --> src/http.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 | use std::sync::{Arc,Mutex};
[INFO] [stderr]    |                 ^^^ ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stderr]   --> src/api.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |             ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]   --> src/api_json.rs:21:24
[INFO] [stderr]    |
[INFO] [stderr] 21 | use serde::{Serialize, Deserialize};
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/api_json.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |         method: &Fn(RequestType) -> Result<ResponseType, ::Error>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(RequestType) -> Result<ResponseType, ::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]   --> src/server.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::io;
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `datadir`
[INFO] [stderr]    --> src/server.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let datadir = match flags.opt_str("datadir") {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_datadir`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/error.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn from(e: ()) -> Error {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `datadir`
[INFO] [stderr]    --> src/server.rs:101:6
[INFO] [stderr]     |
[INFO] [stderr] 101 |     let datadir = match flags.opt_str("datadir") {
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_datadir`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/error.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn from(e: ()) -> Error {
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotFound`
[INFO] [stderr]   --> src/error.rs:24:43
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub enum ErrorCode { InternalServerError, NotFound, BadRequest }
[INFO] [stderr]    |                                           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotFound`
[INFO] [stderr]   --> src/error.rs:24:43
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub enum ErrorCode { InternalServerError, NotFound, BadRequest }
[INFO] [stderr]    |                                           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `"docker" "inspect" "01d875f16a1a225006588d30e1271b2665610342f9846c3deac6ff31cc35b768"`
[INFO] running `"docker" "rm" "-f" "01d875f16a1a225006588d30e1271b2665610342f9846c3deac6ff31cc35b768"`
[INFO] [stdout] 01d875f16a1a225006588d30e1271b2665610342f9846c3deac6ff31cc35b768