[INFO] cloning repository https://github.com/higersky/mini-dfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higersky/mini-dfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigersky%2Fmini-dfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigersky%2Fmini-dfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1df4c2ebd48067df587a77d4b9402b97ec12bdc9
[INFO] checking higersky/mini-dfs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigersky%2Fmini-dfs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/higersky/mini-dfs
[INFO] finished tweaking git repo https://github.com/higersky/mini-dfs
[INFO] tweaked toml for git repo https://github.com/higersky/mini-dfs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/higersky/mini-dfs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/higersky/mini-dfs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
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[INFO] [stderr]   Downloaded io-lifetimes v0.7.2
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[INFO] [stderr]   Downloaded tabled v0.7.0
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[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded cc v1.0.73
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ee0627e6477b38cca29fe846808fcdb84b3c330f2f14cfc831a41ac01defec4
[INFO] running `Command { std: "docker" "start" "-a" "3ee0627e6477b38cca29fe846808fcdb84b3c330f2f14cfc831a41ac01defec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ee0627e6477b38cca29fe846808fcdb84b3c330f2f14cfc831a41ac01defec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ee0627e6477b38cca29fe846808fcdb84b3c330f2f14cfc831a41ac01defec4", kill_on_drop: false }`
[INFO] [stdout] 3ee0627e6477b38cca29fe846808fcdb84b3c330f2f14cfc831a41ac01defec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4ac14d6c838cd05fc3c031ac3471bf40338baaafae30b780807aa7bf1a33c34
[INFO] running `Command { std: "docker" "start" "-a" "f4ac14d6c838cd05fc3c031ac3471bf40338baaafae30b780807aa7bf1a33c34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling io-lifetimes v0.7.2
[INFO] [stderr]    Compiling rustix v0.35.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking linux-raw-sys v0.0.46
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.24.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking papergrid v0.4.0
[INFO] [stderr]     Checking path-dedot v3.0.17
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking hashlink v0.7.0
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fd-lock v3.0.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking byte-unit v4.0.14
[INFO] [stderr]     Checking path-absolutize v3.0.13
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]    Compiling tabled_derive v0.3.0
[INFO] [stderr]    Compiling uuid-macro-internal v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking uuid v1.1.2
[INFO] [stderr]     Checking tabled v0.7.0
[INFO] [stderr]     Checking shellwords v1.1.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking rustyline v9.1.2
[INFO] [stderr]     Checking rusqlite v0.27.0
[INFO] [stderr]     Checking minidfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:79:41
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let tn = std::thread::spawn(move || (nameserver.run(&cloned_token)));
[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] 79 -     let tn = std::thread::spawn(move || (nameserver.run(&cloned_token)));
[INFO] [stdout] 79 +     let tn = std::thread::spawn(move || nameserver.run(&cloned_token) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let t1 = std::thread::spawn(move || (d1.run(&cloned_token, 1)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -     let t1 = std::thread::spawn(move || (d1.run(&cloned_token, 1)));
[INFO] [stdout] 81 +     let t1 = std::thread::spawn(move || d1.run(&cloned_token, 1) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let t2 = std::thread::spawn(move || (d2.run(&cloned_token, 2)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -     let t2 = std::thread::spawn(move || (d2.run(&cloned_token, 2)));
[INFO] [stdout] 83 +     let t2 = std::thread::spawn(move || d2.run(&cloned_token, 2) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:85:41
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let t3 = std::thread::spawn(move || (d3.run(&cloned_token, 3)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     let t3 = std::thread::spawn(move || (d3.run(&cloned_token, 3)));
[INFO] [stdout] 85 +     let t3 = std::thread::spawn(move || d3.run(&cloned_token, 3) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:87:41
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let t4 = std::thread::spawn(move || (d4.run(&cloned_token, 4)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 -     let t4 = std::thread::spawn(move || (d4.run(&cloned_token, 4)));
[INFO] [stdout] 87 +     let t4 = std::thread::spawn(move || d4.run(&cloned_token, 4) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:79:41
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let tn = std::thread::spawn(move || (nameserver.run(&cloned_token)));
[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] 79 -     let tn = std::thread::spawn(move || (nameserver.run(&cloned_token)));
[INFO] [stdout] 79 +     let tn = std::thread::spawn(move || nameserver.run(&cloned_token) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:81:41
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let t1 = std::thread::spawn(move || (d1.run(&cloned_token, 1)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -     let t1 = std::thread::spawn(move || (d1.run(&cloned_token, 1)));
[INFO] [stdout] 81 +     let t1 = std::thread::spawn(move || d1.run(&cloned_token, 1) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let t2 = std::thread::spawn(move || (d2.run(&cloned_token, 2)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -     let t2 = std::thread::spawn(move || (d2.run(&cloned_token, 2)));
[INFO] [stdout] 83 +     let t2 = std::thread::spawn(move || d2.run(&cloned_token, 2) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:85:41
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let t3 = std::thread::spawn(move || (d3.run(&cloned_token, 3)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     let t3 = std::thread::spawn(move || (d3.run(&cloned_token, 3)));
[INFO] [stdout] 85 +     let t3 = std::thread::spawn(move || d3.run(&cloned_token, 3) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/main.rs:87:41
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let t4 = std::thread::spawn(move || (d4.run(&cloned_token, 4)));
[INFO] [stdout]    |                                         ^                        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 -     let t4 = std::thread::spawn(move || (d4.run(&cloned_token, 4)));
[INFO] [stdout] 87 +     let t4 = std::thread::spawn(move || d4.run(&cloned_token, 4) );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `amount` is never read
[INFO] [stdout]   --> src/nameserver.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct WriteParams {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 43 |     pub path: String,
[INFO] [stdout] 44 |     pub amount: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WriteParams` 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: field `amount` is never read
[INFO] [stdout]   --> src/nameserver.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct WriteParams {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 43 |     pub path: String,
[INFO] [stdout] 44 |     pub amount: i64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WriteParams` 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 `dev` profile [unoptimized + debuginfo] target(s) in 40.77s
[INFO] running `Command { std: "docker" "inspect" "f4ac14d6c838cd05fc3c031ac3471bf40338baaafae30b780807aa7bf1a33c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4ac14d6c838cd05fc3c031ac3471bf40338baaafae30b780807aa7bf1a33c34", kill_on_drop: false }`
[INFO] [stdout] f4ac14d6c838cd05fc3c031ac3471bf40338baaafae30b780807aa7bf1a33c34
