[INFO] cloning repository https://github.com/qmatias/nnftp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qmatias/nnftp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqmatias%2Fnnftp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqmatias%2Fnnftp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96a76219afe2265116e2aba54cadade5837f0b85
[INFO] checking qmatias/nnftp against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqmatias%2Fnnftp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qmatias/nnftp on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qmatias/nnftp
[INFO] finished tweaking git repo https://github.com/qmatias/nnftp
[INFO] tweaked toml for git repo https://github.com/qmatias/nnftp written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/qmatias/nnftp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd8f982a738592501cc97f46176b7380ebe47e8a8c1ff0635c324aa02cbdaba9
[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" "dd8f982a738592501cc97f46176b7380ebe47e8a8c1ff0635c324aa02cbdaba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd8f982a738592501cc97f46176b7380ebe47e8a8c1ff0635c324aa02cbdaba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8f982a738592501cc97f46176b7380ebe47e8a8c1ff0635c324aa02cbdaba9", kill_on_drop: false }`
[INFO] [stdout] dd8f982a738592501cc97f46176b7380ebe47e8a8c1ff0635c324aa02cbdaba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa433b4b775538eee1005044e5d288141022a71da43b1bf024e60bef7cf2f42b
[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" "fa433b4b775538eee1005044e5d288141022a71da43b1bf024e60bef7cf2f42b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking vec-arena v0.5.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking async-mutex v1.3.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking polling v0.1.9
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking blocking v0.5.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking nnftp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`, `self`, `task`
[INFO] [stdout]  --> src/connection.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 5 |     io::{self, BufReader, BufWriter, Lines, Read, Write},
[INFO] [stdout]   |          ^^^^                               ^^^^  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 |     task,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`, `self`, `task`
[INFO] [stdout]  --> src/connection.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 5 |     io::{self, BufReader, BufWriter, Lines, Read, Write},
[INFO] [stdout]   |          ^^^^                               ^^^^  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 |     task,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "fa433b4b775538eee1005044e5d288141022a71da43b1bf024e60bef7cf2f42b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa433b4b775538eee1005044e5d288141022a71da43b1bf024e60bef7cf2f42b", kill_on_drop: false }`
[INFO] [stdout] fa433b4b775538eee1005044e5d288141022a71da43b1bf024e60bef7cf2f42b