[INFO] updating cached repository https://github.com/lumichael94/turbine
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 57692ccb6fd077d68d344467483514dd91e5c2bc
[INFO] testing lumichael94/turbine against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flumichael94%2Fturbine" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lumichael94/turbine on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lumichael94/turbine
[INFO] finished tweaking git repo https://github.com/lumichael94/turbine
[INFO] tweaked toml for git repo https://github.com/lumichael94/turbine written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/lumichael94/turbine already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e86491dc579cc84d9fb9d1a08695ff006bbe26a0da50096a10b7f92595fd20c
[INFO] running `"docker" "start" "-a" "6e86491dc579cc84d9fb9d1a08695ff006bbe26a0da50096a10b7f92595fd20c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling byteorder v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling libsqlite3-sys v0.4.0
[INFO] [stderr]    Compiling secp256k1 v0.5.6
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling rusqlite v0.6.1
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling serde v0.6.15
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling serde_json v0.6.1
[INFO] [stderr]    Compiling bincode v0.4.1
[INFO] [stderr]    Compiling turbine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/log.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/account.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/state.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]  --> src/engine/turbo.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/util/helper.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write, BufRead};
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.91s
[INFO] running `"docker" "inspect" "6e86491dc579cc84d9fb9d1a08695ff006bbe26a0da50096a10b7f92595fd20c"`
[INFO] running `"docker" "rm" "-f" "6e86491dc579cc84d9fb9d1a08695ff006bbe26a0da50096a10b7f92595fd20c"`
[INFO] [stdout] 6e86491dc579cc84d9fb9d1a08695ff006bbe26a0da50096a10b7f92595fd20c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] a325a97ba65c90f0517e14f493abe94264d567a3c1b1a5eada384ec78b8eba04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a325a97ba65c90f0517e14f493abe94264d567a3c1b1a5eada384ec78b8eba04"`
[INFO] [stderr]    Compiling turbine v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/log.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/account.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/state.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]  --> src/engine/turbo.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/util/helper.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write, BufRead};
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "a325a97ba65c90f0517e14f493abe94264d567a3c1b1a5eada384ec78b8eba04"`
[INFO] running `"docker" "rm" "-f" "a325a97ba65c90f0517e14f493abe94264d567a3c1b1a5eada384ec78b8eba04"`
[INFO] [stdout] a325a97ba65c90f0517e14f493abe94264d567a3c1b1a5eada384ec78b8eba04
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9cf9bb62350d007626ff50247c761e538397e713e41747db00198e7af3b478b
[INFO] running `"docker" "start" "-a" "a9cf9bb62350d007626ff50247c761e538397e713e41747db00198e7af3b478b"`
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/log.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/account.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Encodable`
[INFO] [stderr]  --> src/data/state.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustc_serialize::{Encodable};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]  --> src/engine/turbo.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::BufRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/util/helper.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write, BufRead};
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/turbine-a1b7bf624740745d
[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" "a9cf9bb62350d007626ff50247c761e538397e713e41747db00198e7af3b478b"`
[INFO] running `"docker" "rm" "-f" "a9cf9bb62350d007626ff50247c761e538397e713e41747db00198e7af3b478b"`
[INFO] [stdout] a9cf9bb62350d007626ff50247c761e538397e713e41747db00198e7af3b478b