[INFO] cloning repository https://github.com/geropl/tarfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geropl/tarfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Ftarfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Ftarfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc86245e694caa004ad8f0cbcfa7a2fbf8ecda6f
[INFO] testing geropl/tarfs against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeropl%2Ftarfs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/geropl/tarfs
[INFO] finished tweaking git repo https://github.com/geropl/tarfs
[INFO] tweaked toml for git repo https://github.com/geropl/tarfs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/geropl/tarfs on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/geropl/tarfs 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded pretty_assertions v0.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b1ec6d2de5ed41d1d268cdd4a943ba40de8b299c1d0885b7e6ca6ccdb56d55
[INFO] running `Command { std: "docker" "start" "-a" "34b1ec6d2de5ed41d1d268cdd4a943ba40de8b299c1d0885b7e6ca6ccdb56d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b1ec6d2de5ed41d1d268cdd4a943ba40de8b299c1d0885b7e6ca6ccdb56d55", kill_on_drop: false }`
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[INFO] [stdout] 34b1ec6d2de5ed41d1d268cdd4a943ba40de8b299c1d0885b7e6ca6ccdb56d55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3171a8b7941443ee13fc9968753b4d7b0181eb7fb6405cf8e505bffca62f76f7
[INFO] running `Command { std: "docker" "start" "-a" "3171a8b7941443ee13fc9968753b4d7b0181eb7fb6405cf8e505bffca62f76f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling filetime v0.2.6
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling tarfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `index` and `header_offset` are never read
[INFO] [stdout]    --> src/tarindexer.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | struct TarEntry {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 282 |     index: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 283 |     header_offset: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TarEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tarindex.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex {
[INFO] [stdout]    |                      ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex<'_> {
[INFO] [stdout]    |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 28s
[INFO] running `Command { std: "docker" "inspect" "3171a8b7941443ee13fc9968753b4d7b0181eb7fb6405cf8e505bffca62f76f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3171a8b7941443ee13fc9968753b4d7b0181eb7fb6405cf8e505bffca62f76f7", kill_on_drop: false }`
[INFO] [stdout] 3171a8b7941443ee13fc9968753b4d7b0181eb7fb6405cf8e505bffca62f76f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8da94d9f4e7edc4cbecd264f1105bcc11a472db0e5d6f65c20adccd720135d42
[INFO] running `Command { std: "docker" "start" "-a" "8da94d9f4e7edc4cbecd264f1105bcc11a472db0e5d6f65c20adccd720135d42", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: fields `index` and `header_offset` are never read
[INFO] [stdout]    --> src/tarindexer.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | struct TarEntry {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 282 |     index: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 283 |     header_offset: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TarEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tarindex.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex {
[INFO] [stdout]    |                      ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex<'_> {
[INFO] [stdout]    |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling tarfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `index` and `header_offset` are never read
[INFO] [stdout]    --> src/tarindexer.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 281 | struct TarEntry {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] 282 |     index: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 283 |     header_offset: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TarEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Fail` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/lib.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(Debug, Fail)]
[INFO] [stdout]    |                 ^---
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 `Display` is not local
[INFO] [stdout]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_TarFsError`
[INFO] [stdout] 19 | pub enum TarFsError {
[INFO] [stdout]    |          ---------- `TarFsError` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/tarindex.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex {
[INFO] [stdout]    |                      ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex<'_> {
[INFO] [stdout]    |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "8da94d9f4e7edc4cbecd264f1105bcc11a472db0e5d6f65c20adccd720135d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da94d9f4e7edc4cbecd264f1105bcc11a472db0e5d6f65c20adccd720135d42", kill_on_drop: false }`
[INFO] [stdout] 8da94d9f4e7edc4cbecd264f1105bcc11a472db0e5d6f65c20adccd720135d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c51caaa670b14becd554d13a773fac25a86bf73b82a8b8983d9299d8f619aa8d
[INFO] running `Command { std: "docker" "start" "-a" "c51caaa670b14becd554d13a773fac25a86bf73b82a8b8983d9299d8f619aa8d", kill_on_drop: false }`
[INFO] [stderr] warning: fields `index` and `header_offset` are never read
[INFO] [stderr]    --> src/tarindexer.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 281 | struct TarEntry {
[INFO] [stderr]     |        -------- fields in this struct
[INFO] [stderr] 282 |     index: u64,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 283 |     header_offset: u64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TarEntry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/lib.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug, Fail)]
[INFO] [stderr]    |                 ^---
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Fail` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_TarFsError`
[INFO] [stderr] 19 | pub enum TarFsError {
[INFO] [stderr]    |          ---------- `TarFsError` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/lib.rs:18:17
[INFO] [stderr]    |
[INFO] [stderr] 18 | #[derive(Debug, Fail)]
[INFO] [stderr]    |                 ^---
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 `Display` is not local
[INFO] [stderr]    |                 move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_TarFsError`
[INFO] [stderr] 19 | pub enum TarFsError {
[INFO] [stderr]    |          ---------- `TarFsError` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]   --> src/tarindex.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex {
[INFO] [stderr]    |                      ^^^^^                              -------- the lifetime gets resolved as `'_`
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      this lifetime flows to the output
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new(file: &File, initial_capacity: usize) -> TarIndex<'_> {
[INFO] [stderr]    |                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tarfs` (lib) generated 4 warnings
[INFO] [stderr] warning: `tarfs` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tarfslib-248dbe1221f35c8c)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tarfs-2d829217170863fa)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/common.rs (/opt/rustwide/target/debug/deps/common-1ea5024a6a51a6c5)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tarfs_test.rs (/opt/rustwide/target/debug/deps/tarfs_test-a408ec3561210acd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tarfs_hard_link ... ignored
[INFO] [stdout] test tarfs_ls ... ignored
[INFO] [stdout] test tarfs_recursive_compare ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tarfs_recursive_compare stdout ----
[INFO] [stdout] error during cleanup: No such file or directory (os error 2)
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tarfs_recursive_compare
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tarfs_test`
[INFO] running `Command { std: "docker" "inspect" "c51caaa670b14becd554d13a773fac25a86bf73b82a8b8983d9299d8f619aa8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51caaa670b14becd554d13a773fac25a86bf73b82a8b8983d9299d8f619aa8d", kill_on_drop: false }`
[INFO] [stdout] c51caaa670b14becd554d13a773fac25a86bf73b82a8b8983d9299d8f619aa8d
