[INFO] cloning repository https://github.com/golemfactory/ya-vm-file-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golemfactory/ya-vm-file-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolemfactory%2Fya-vm-file-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolemfactory%2Fya-vm-file-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5f0c9b9c74ff92fad7514e8a0410618ef7a42ec
[INFO] checking golemfactory/ya-vm-file-server against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolemfactory%2Fya-vm-file-server" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/golemfactory/ya-vm-file-server on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/golemfactory/ya-vm-file-server
[INFO] finished tweaking git repo https://github.com/golemfactory/ya-vm-file-server
[INFO] tweaked toml for git repo https://github.com/golemfactory/ya-vm-file-server written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/golemfactory/ya-vm-file-server 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-util v0.7.2
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded serde_yaml v0.8.24
[INFO] [stderr]   Downloaded log4rs v1.1.1
[INFO] [stderr]   Downloaded indexmap v1.8.2
[INFO] [stderr]   Downloaded syn v1.0.95
[INFO] [stderr]   Downloaded async-trait v0.1.53
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded tokio v1.18.2
[INFO] [stderr]   Downloaded filetime v0.2.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e77b3af5f5e2e28e4561906f9252ca3293a4d848428322fdc8515631b029f12
[INFO] running `Command { std: "docker" "start" "-a" "5e77b3af5f5e2e28e4561906f9252ca3293a4d848428322fdc8515631b029f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e77b3af5f5e2e28e4561906f9252ca3293a4d848428322fdc8515631b029f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e77b3af5f5e2e28e4561906f9252ca3293a4d848428322fdc8515631b029f12", kill_on_drop: false }`
[INFO] [stdout] 5e77b3af5f5e2e28e4561906f9252ca3293a4d848428322fdc8515631b029f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d807a0ade903d01be4396e8131f35ad9c1d50ed6be69cbdeddc72385354506e
[INFO] running `Command { std: "docker" "start" "-a" "5d807a0ade903d01be4396e8131f35ad9c1d50ed6be69cbdeddc72385354506e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking filetime v0.2.16
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking filesystem-rs v0.4.4 (/opt/rustwide/workdir/tests/filesystem-rs)
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]  --> tests/filesystem-rs/src/fake/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::Iterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Iterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> tests/filesystem-rs/src/fake/tempdir.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: tests/filesystem-rs/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tempdir` is imported redundantly
[INFO] [stdout]   --> tests/filesystem-rs/src/os.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tempdir;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: tests/filesystem-rs/src/lib.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | extern crate tempdir;
[INFO] [stdout]    | --------------------- the item `tempdir` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.24
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking log4rs v1.1.1
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tokio-util v0.7.2
[INFO] [stderr]     Checking ya-vm-file-server v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/core/attributes_cache.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/core/attributes_cache.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[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] [stdout] warning: the item `UnixFileSystem` is imported redundantly
[INFO] [stdout]   --> tests/fs.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use filesystem_rs::UnixFileSystem;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 | use filesystem_rs::*;
[INFO] [stdout]    |     ---------------- the item `UnixFileSystem` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `DirEntry` is imported redundantly
[INFO] [stdout]   --> tests/fs.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use filesystem_rs::{DirEntry, FileSystem, OsFileSystem, TempDir, TempFileSystem};
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 | use filesystem_rs::*;
[INFO] [stdout]    |     ---------------- the item `DirEntry` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FileSystem` is imported redundantly
[INFO] [stdout]   --> tests/fs.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 | use filesystem_rs::{DirEntry, FileSystem, OsFileSystem, TempDir, TempFileSystem};
[INFO] [stdout]    |                               ^^^^^^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 | use filesystem_rs::*;
[INFO] [stdout]    |     ---------------- the item `FileSystem` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TempDir` is imported redundantly
[INFO] [stdout]   --> tests/fs.rs:11:57
[INFO] [stdout]    |
[INFO] [stdout] 11 | use filesystem_rs::{DirEntry, FileSystem, OsFileSystem, TempDir, TempFileSystem};
[INFO] [stdout]    |                                                         ^^^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 | use filesystem_rs::*;
[INFO] [stdout]    |     ---------------- the item `TempDir` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TempFileSystem` is imported redundantly
[INFO] [stdout]   --> tests/fs.rs:11:66
[INFO] [stdout]    |
[INFO] [stdout] 11 | use filesystem_rs::{DirEntry, FileSystem, OsFileSystem, TempDir, TempFileSystem};
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^
[INFO] [stdout] 12 |
[INFO] [stdout] 13 | use filesystem_rs::*;
[INFO] [stdout]    |     ---------------- the item `TempFileSystem` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5d807a0ade903d01be4396e8131f35ad9c1d50ed6be69cbdeddc72385354506e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d807a0ade903d01be4396e8131f35ad9c1d50ed6be69cbdeddc72385354506e", kill_on_drop: false }`
[INFO] [stdout] 5d807a0ade903d01be4396e8131f35ad9c1d50ed6be69cbdeddc72385354506e