[INFO] updating cached repository https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc50b6d75b3582fb4da00910467f83c76cb66afa
[INFO] testing GopherJ/simple-reproduction-memory-leak-actix-serde against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FGopherJ%2Fsimple-reproduction-memory-leak-actix-serde" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde
[INFO] finished tweaking git repo https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde
[INFO] tweaked toml for git repo https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/GopherJ/simple-reproduction-memory-leak-actix-serde already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] d5dea0da05284031a33db61923fd296f1dcf55bbabe2e12875bfa1cd99a593f4
[INFO] running `"docker" "start" "-a" "d5dea0da05284031a33db61923fd296f1dcf55bbabe2e12875bfa1cd99a593f4"`
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling actix-service v0.4.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.8
[INFO] [stderr]    Compiling signal-hook-registry v1.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling signal-hook v0.1.10
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling http v0.1.18
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling actix-codec v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling actix-utils v0.4.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling actix-server-config v0.1.2
[INFO] [stderr]    Compiling trust-dns-proto v0.7.4
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling actix-threadpool v0.1.2
[INFO] [stderr]    Compiling actix-rt v0.2.4
[INFO] [stderr]    Compiling trust-dns-resolver v0.11.1
[INFO] [stderr]    Compiling actix-server v0.6.0
[INFO] [stderr]    Compiling actix-connect v0.2.3
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling actix-router v0.1.5
[INFO] [stderr]    Compiling actix-http v0.2.8
[INFO] [stderr]    Compiling awc v0.2.3
[INFO] [stderr]    Compiling actix-web v1.0.5
[INFO] [stderr]    Compiling test-mem-leak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `json`
[INFO] [stderr]  --> src/main.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_json::{Value, json};
[INFO] [stderr]   |                         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `web::Data`
[INFO] [stderr]  --> src/main.rs:7:48
[INFO] [stderr]   |
[INFO] [stderr] 7 | use actix_web::{middleware, HttpResponse, web, web::Data, App, HttpServer, error::{Error, self}, client::{Client}};
[INFO] [stderr]   |                                                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut client = Client::default();
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.77s
[INFO] running `"docker" "inspect" "d5dea0da05284031a33db61923fd296f1dcf55bbabe2e12875bfa1cd99a593f4"`
[INFO] running `"docker" "rm" "-f" "d5dea0da05284031a33db61923fd296f1dcf55bbabe2e12875bfa1cd99a593f4"`
[INFO] [stdout] d5dea0da05284031a33db61923fd296f1dcf55bbabe2e12875bfa1cd99a593f4
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e50cd5a20e1dadee274cc8058184bbcb99ec724b89d179df1ed4cc0f867bed2b
[INFO] running `"docker" "start" "-a" "e50cd5a20e1dadee274cc8058184bbcb99ec724b89d179df1ed4cc0f867bed2b"`
[INFO] [stderr]    Compiling test-mem-leak v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `json`
[INFO] [stderr]  --> src/main.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_json::{Value, json};
[INFO] [stderr]   |                         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `web::Data`
[INFO] [stderr]  --> src/main.rs:7:48
[INFO] [stderr]   |
[INFO] [stderr] 7 | use actix_web::{middleware, HttpResponse, web, web::Data, App, HttpServer, error::{Error, self}, client::{Client}};
[INFO] [stderr]   |                                                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let mut client = Client::default();
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `"docker" "inspect" "e50cd5a20e1dadee274cc8058184bbcb99ec724b89d179df1ed4cc0f867bed2b"`
[INFO] running `"docker" "rm" "-f" "e50cd5a20e1dadee274cc8058184bbcb99ec724b89d179df1ed4cc0f867bed2b"`
[INFO] [stdout] e50cd5a20e1dadee274cc8058184bbcb99ec724b89d179df1ed4cc0f867bed2b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 316b8cf329c5519c66661feaacb10ecc5dbe6d7eafcb05f35c007c5a49da398b
[INFO] running `"docker" "start" "-a" "316b8cf329c5519c66661feaacb10ecc5dbe6d7eafcb05f35c007c5a49da398b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_mem_leak-2b16f72316297dc2
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "316b8cf329c5519c66661feaacb10ecc5dbe6d7eafcb05f35c007c5a49da398b"`
[INFO] running `"docker" "rm" "-f" "316b8cf329c5519c66661feaacb10ecc5dbe6d7eafcb05f35c007c5a49da398b"`
[INFO] [stdout] 316b8cf329c5519c66661feaacb10ecc5dbe6d7eafcb05f35c007c5a49da398b