[INFO] cloning repository https://github.com/shenshing/blocktest [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shenshing/blocktest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenshing%2Fblocktest", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenshing%2Fblocktest'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5fca8b6289c7ddddcf64415545790bb1347f08ba [INFO] checking shenshing/blocktest against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenshing%2Fblocktest" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shenshing/blocktest on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shenshing/blocktest [INFO] finished tweaking git repo https://github.com/shenshing/blocktest [INFO] tweaked toml for git repo https://github.com/shenshing/blocktest written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/shenshing/blocktest already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded openssl-sys v0.9.41 [INFO] [stderr] Downloaded openssl v0.10.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7e7b8f4e266dd6bfed6e9e745beb63191b259aeef5fe1fdd8eec5b3d6e957ab [INFO] running `Command { std: "docker" "start" "-a" "a7e7b8f4e266dd6bfed6e9e745beb63191b259aeef5fe1fdd8eec5b3d6e957ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7e7b8f4e266dd6bfed6e9e745beb63191b259aeef5fe1fdd8eec5b3d6e957ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e7b8f4e266dd6bfed6e9e745beb63191b259aeef5fe1fdd8eec5b3d6e957ab", kill_on_drop: false }` [INFO] [stdout] a7e7b8f4e266dd6bfed6e9e745beb63191b259aeef5fe1fdd8eec5b3d6e957ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d90e5de39749a8ae1914e767268acc5717ca7bb5601a07a6218e04058e87160 [INFO] running `Command { std: "docker" "start" "-a" "4d90e5de39749a8ae1914e767268acc5717ca7bb5601a07a6218e04058e87160", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling openssl v0.10.18 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling openssl-sys v0.9.41 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking crypto-hash v0.3.3 [INFO] [stderr] Checking test2 v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/block.rs (1 fix) [INFO] [stderr] Fixed src/main.rs (4 fixes) [INFO] [stdout] warning: value assigned to `time` is never read [INFO] [stdout] --> src/block.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let mut time = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `st` is never read [INFO] [stdout] --> src/block.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | let mut st = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s2` is never read [INFO] [stdout] --> src/block.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut s2 = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value_hash` is never read [INFO] [stdout] --> src/block.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | let mut value_hash: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_loop` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn vector_loop(vector: &[String]){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/block.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `time` is never read [INFO] [stdout] --> src/block.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let mut time = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `st` is never read [INFO] [stdout] --> src/block.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | let mut st = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s2` is never read [INFO] [stdout] --> src/block.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut s2 = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value_hash` is never read [INFO] [stdout] --> src/block.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | let mut value_hash: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_loop` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn vector_loop(vector: &[String]){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/block.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.66s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking test2 v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: value assigned to `time` is never read [INFO] [stdout] --> src/block.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let mut time = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `st` is never read [INFO] [stdout] --> src/block.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | let mut st = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s2` is never read [INFO] [stdout] --> src/block.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut s2 = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value_hash` is never read [INFO] [stdout] --> src/block.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | let mut value_hash: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `time` is never read [INFO] [stdout] --> src/block.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let mut time = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `st` is never read [INFO] [stdout] --> src/block.rs:175:13 [INFO] [stdout] | [INFO] [stdout] 175 | let mut st = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s2` is never read [INFO] [stdout] --> src/block.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let mut s2 = String::new(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value_hash` is never read [INFO] [stdout] --> src/block.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | let mut value_hash: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_loop` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn vector_loop(vector: &[String]){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/block.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_loop` [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn vector_loop(vector: &[String]){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/block.rs:195:4 [INFO] [stdout] | [INFO] [stdout] 195 | fn main(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "4d90e5de39749a8ae1914e767268acc5717ca7bb5601a07a6218e04058e87160", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d90e5de39749a8ae1914e767268acc5717ca7bb5601a07a6218e04058e87160", kill_on_drop: false }` [INFO] [stdout] 4d90e5de39749a8ae1914e767268acc5717ca7bb5601a07a6218e04058e87160