[INFO] cloning repository https://github.com/andyle83/quick-replace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andyle83/quick-replace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyle83%2Fquick-replace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyle83%2Fquick-replace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d2499142759d842edd91a8b1f6e7e2b13453366
[INFO] checking andyle83/quick-replace against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyle83%2Fquick-replace" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andyle83/quick-replace on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andyle83/quick-replace
[INFO] finished tweaking git repo https://github.com/andyle83/quick-replace
[INFO] tweaked toml for git repo https://github.com/andyle83/quick-replace written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andyle83/quick-replace 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text-colorizer v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ed8dc587e32440959175959260f662124f79a3f9a73d376fe3b69da4702c477
[INFO] running `Command { std: "docker" "start" "-a" "8ed8dc587e32440959175959260f662124f79a3f9a73d376fe3b69da4702c477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ed8dc587e32440959175959260f662124f79a3f9a73d376fe3b69da4702c477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed8dc587e32440959175959260f662124f79a3f9a73d376fe3b69da4702c477", kill_on_drop: false }`
[INFO] [stdout] 8ed8dc587e32440959175959260f662124f79a3f9a73d376fe3b69da4702c477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39f0c266f26387a5589851668236ae9e8b7f19104071183747b3a055e5fca585
[INFO] running `Command { std: "docker" "start" "-a" "39f0c266f26387a5589851668236ae9e8b7f19104071183747b3a055e5fca585", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking text-colorizer v1.0.0
[INFO] [stderr]     Checking quick-replace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `target` and `replacement` are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Arguments {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 32 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     replacement: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Arguments` 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: structure field `fileNameInput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fileNameInput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `fileNameOutput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fileNameOutput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `target` and `replacement` are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Arguments {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 32 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     replacement: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Arguments` 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: structure field `fileNameInput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fileNameInput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `fileNameOutput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fileNameOutput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "39f0c266f26387a5589851668236ae9e8b7f19104071183747b3a055e5fca585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f0c266f26387a5589851668236ae9e8b7f19104071183747b3a055e5fca585", kill_on_drop: false }`
[INFO] [stdout] 39f0c266f26387a5589851668236ae9e8b7f19104071183747b3a055e5fca585
[INFO] checking andyle83/quick-replace against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandyle83%2Fquick-replace" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andyle83/quick-replace on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andyle83/quick-replace
[INFO] finished tweaking git repo https://github.com/andyle83/quick-replace
[INFO] tweaked toml for git repo https://github.com/andyle83/quick-replace written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/andyle83/quick-replace 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c680df9a14c40b6da9258c2d3babf6bcaf7e252d3a91aa6eca64e789a57f7371
[INFO] running `Command { std: "docker" "start" "-a" "c680df9a14c40b6da9258c2d3babf6bcaf7e252d3a91aa6eca64e789a57f7371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c680df9a14c40b6da9258c2d3babf6bcaf7e252d3a91aa6eca64e789a57f7371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c680df9a14c40b6da9258c2d3babf6bcaf7e252d3a91aa6eca64e789a57f7371", kill_on_drop: false }`
[INFO] [stdout] c680df9a14c40b6da9258c2d3babf6bcaf7e252d3a91aa6eca64e789a57f7371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32e5f814c706b037a9e12ab30efa6fdab0163dd6bc16acc124f26d641d6f9279
[INFO] running `Command { std: "docker" "start" "-a" "32e5f814c706b037a9e12ab30efa6fdab0163dd6bc16acc124f26d641d6f9279", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking text-colorizer v1.0.0
[INFO] [stderr]     Checking quick-replace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `target` and `replacement` are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Arguments {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 32 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     replacement: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Arguments` 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: structure field `fileNameInput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fileNameInput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `fileNameOutput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fileNameOutput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `target` and `replacement` are never read
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Arguments {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 32 |     target: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     replacement: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Arguments` 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: structure field `fileNameInput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fileNameInput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `fileNameOutput` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fileNameOutput: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `file_name_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "32e5f814c706b037a9e12ab30efa6fdab0163dd6bc16acc124f26d641d6f9279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e5f814c706b037a9e12ab30efa6fdab0163dd6bc16acc124f26d641d6f9279", kill_on_drop: false }`
[INFO] [stdout] 32e5f814c706b037a9e12ab30efa6fdab0163dd6bc16acc124f26d641d6f9279