[INFO] fetching crate treedir 0.1.1...
[INFO] testing treedir-0.1.1 against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] extracting crate treedir 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate treedir 0.1.1
[INFO] finished tweaking crates.io crate treedir 0.1.1
[INFO] tweaked toml for crates.io crate treedir 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate treedir 0.1.1 on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate treedir 0.1.1 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" "+028592fec99e54cc92def5a2a849c673b066dd93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d7cee5d5b7ba05eba9531172b61d47ee6cece89c7d51a7c3bd7d91a8c286177
[INFO] running `Command { std: "docker" "start" "-a" "3d7cee5d5b7ba05eba9531172b61d47ee6cece89c7d51a7c3bd7d91a8c286177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d7cee5d5b7ba05eba9531172b61d47ee6cece89c7d51a7c3bd7d91a8c286177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7cee5d5b7ba05eba9531172b61d47ee6cece89c7d51a7c3bd7d91a8c286177", kill_on_drop: false }`
[INFO] [stdout] 3d7cee5d5b7ba05eba9531172b61d47ee6cece89c7d51a7c3bd7d91a8c286177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0cb226607a7ab604f643e4ab2f8462d93f00ad35bc08a30c2ae5eb8529e868a
[INFO] running `Command { std: "docker" "start" "-a" "b0cb226607a7ab604f643e4ab2f8462d93f00ad35bc08a30c2ae5eb8529e868a", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling treedir v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `entry_type` and `children` are never read
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Node {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 69 |     entry_path: PathBuf,
[INFO] [stdout] 70 |     entry_type: EntryType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     children: Rc<Vec<Node>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Tree`
[INFO] [stdout]   --> src/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use treedir::{Tree, generate_tree};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]   --> src/main.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |     if(args.len() != 2) {
[INFO] [stdout]    |       ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -     if(args.len() != 2) {
[INFO] [stdout] 26 +     if args.len() != 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "b0cb226607a7ab604f643e4ab2f8462d93f00ad35bc08a30c2ae5eb8529e868a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cb226607a7ab604f643e4ab2f8462d93f00ad35bc08a30c2ae5eb8529e868a", kill_on_drop: false }`
[INFO] [stdout] b0cb226607a7ab604f643e4ab2f8462d93f00ad35bc08a30c2ae5eb8529e868a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c7c99e40690ec52da37e0d5f653bea27b1198a7dad7c7cf5e661d154030514
[INFO] running `Command { std: "docker" "start" "-a" "53c7c99e40690ec52da37e0d5f653bea27b1198a7dad7c7cf5e661d154030514", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stdout] warning: fields `entry_type` and `children` are never read
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Node {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 69 |     entry_path: PathBuf,
[INFO] [stdout] 70 |     entry_type: EntryType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     children: Rc<Vec<Node>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling treedir v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Tree`
[INFO] [stdout]   --> src/main.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use treedir::{Tree, generate_tree};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]   --> src/main.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::path::{Path, PathBuf};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |     if(args.len() != 2) {
[INFO] [stdout]    |       ^               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -     if(args.len() != 2) {
[INFO] [stdout] 26 +     if args.len() != 2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entry_type` and `children` are never read
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct Node {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 69 |     entry_path: PathBuf,
[INFO] [stdout] 70 |     entry_type: EntryType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 71 |     children: Rc<Vec<Node>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "53c7c99e40690ec52da37e0d5f653bea27b1198a7dad7c7cf5e661d154030514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c7c99e40690ec52da37e0d5f653bea27b1198a7dad7c7cf5e661d154030514", kill_on_drop: false }`
[INFO] [stdout] 53c7c99e40690ec52da37e0d5f653bea27b1198a7dad7c7cf5e661d154030514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a863f18c185d85544504a74ac433bbe8f8393507cb20eadb752c06d4de155134
[INFO] running `Command { std: "docker" "start" "-a" "a863f18c185d85544504a74ac433bbe8f8393507cb20eadb752c06d4de155134", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: fields `entry_type` and `children` are never read
[INFO] [stderr]   --> src/lib.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub struct Node {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 69 |     entry_path: PathBuf,
[INFO] [stderr] 70 |     entry_type: EntryType,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 71 |     children: Rc<Vec<Node>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `treedir` (lib) generated 1 warning
[INFO] [stderr] warning: unused import: `Tree`
[INFO] [stderr]   --> src/main.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | use treedir::{Tree, generate_tree};
[INFO] [stderr]    |               ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]   --> src/main.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::path::{Path, PathBuf};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:26:7
[INFO] [stderr]    |
[INFO] [stderr] 26 |     if(args.len() != 2) {
[INFO] [stderr]    |       ^               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 26 -     if(args.len() != 2) {
[INFO] [stderr] 26 +     if args.len() != 2 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `treedir` (bin "treedir" test) generated 3 warnings (run `cargo fix --bin "treedir" --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `treedir` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/treedir-e825d600ebbd8e9b)
[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/treedir-1a3242790e3e23b9)
[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]    Doc-tests treedir
[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] running `Command { std: "docker" "inspect" "a863f18c185d85544504a74ac433bbe8f8393507cb20eadb752c06d4de155134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a863f18c185d85544504a74ac433bbe8f8393507cb20eadb752c06d4de155134", kill_on_drop: false }`
[INFO] [stdout] a863f18c185d85544504a74ac433bbe8f8393507cb20eadb752c06d4de155134