[INFO] cloning repository https://github.com/dengyt2018/simple_pascal_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dengyt2018/simple_pascal_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdengyt2018%2Fsimple_pascal_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdengyt2018%2Fsimple_pascal_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf352ffc20e35131c2d5b1d3568b46632052ebc1
[INFO] checking dengyt2018/simple_pascal_interpreter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdengyt2018%2Fsimple_pascal_interpreter" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dengyt2018/simple_pascal_interpreter on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dengyt2018/simple_pascal_interpreter
[INFO] finished tweaking git repo https://github.com/dengyt2018/simple_pascal_interpreter
[INFO] tweaked toml for git repo https://github.com/dengyt2018/simple_pascal_interpreter written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dengyt2018/simple_pascal_interpreter 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e07523c76246d3886f9123e90e9217053b1d9dfafb54b972ff8c10071fbef2
[INFO] running `Command { std: "docker" "start" "-a" "72e07523c76246d3886f9123e90e9217053b1d9dfafb54b972ff8c10071fbef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e07523c76246d3886f9123e90e9217053b1d9dfafb54b972ff8c10071fbef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e07523c76246d3886f9123e90e9217053b1d9dfafb54b972ff8c10071fbef2", kill_on_drop: false }`
[INFO] [stdout] 72e07523c76246d3886f9123e90e9217053b1d9dfafb54b972ff8c10071fbef2
[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" "-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe8e847b49524003bcb9367d9c070185749210caaa71c3da8ac7f586a0cf389
[INFO] running `Command { std: "docker" "start" "-a" "8fe8e847b49524003bcb9367d9c070185749210caaa71c3da8ac7f586a0cf389", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking part9 v0.1.0 (/opt/rustwide/workdir/part9)
[INFO] [stderr]     Checking part4 v0.1.0 (/opt/rustwide/workdir/part4)
[INFO] [stderr]     Checking part7 v0.1.0 (/opt/rustwide/workdir/part7)
[INFO] [stderr]     Checking part8 v0.1.0 (/opt/rustwide/workdir/part8)
[INFO] [stderr]     Checking part5 v0.1.0 (/opt/rustwide/workdir/part5)
[INFO] [stderr]     Checking part13 v0.1.0 (/opt/rustwide/workdir/part13)
[INFO] [stderr]     Checking part1 v0.1.0 (/opt/rustwide/workdir/part1)
[INFO] [stderr]     Checking part3 v0.1.0 (/opt/rustwide/workdir/part3)
[INFO] [stderr]     Checking part2 v0.1.0 (/opt/rustwide/workdir/part2)
[INFO] [stderr]     Checking part6 v0.1.0 (/opt/rustwide/workdir/part6)
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking part16 v0.1.0 (/opt/rustwide/workdir/part16)
[INFO] [stderr]     Checking part10 v0.1.0 (/opt/rustwide/workdir/part10)
[INFO] [stderr]     Checking part14 v0.1.0 (/opt/rustwide/workdir/part14)
[INFO] [stderr]     Checking part18 v0.1.0 (/opt/rustwide/workdir/part18)
[INFO] [stderr]     Checking part11 v0.1.0 (/opt/rustwide/workdir/part11)
[INFO] [stderr]     Checking part19 v0.1.0 (/opt/rustwide/workdir/part19)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part14/src/spi14.rs:1377:75
[INFO] [stdout]      |
[INFO] [stdout] 1377 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part16/src/spi16.rs:1557:75
[INFO] [stdout]      |
[INFO] [stdout] 1557 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking part17 v0.1.0 (/opt/rustwide/workdir/part17)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part18/src/spi18.rs:1689:75
[INFO] [stdout]      |
[INFO] [stdout] 1689 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part18/src/spi18.rs:1689:75
[INFO] [stdout]      |
[INFO] [stdout] 1689 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking part12 v0.1.0 (/opt/rustwide/workdir/part12)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part16/src/spi16.rs:1557:75
[INFO] [stdout]      |
[INFO] [stdout] 1557 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part19/src/spi19.rs:1676:75
[INFO] [stdout]      |
[INFO] [stdout] 1676 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part17/src/spi17.rs:1622:75
[INFO] [stdout]      |
[INFO] [stdout] 1622 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking part15 v0.1.0 (/opt/rustwide/workdir/part15)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part15/src/spi15.rs:1462:75
[INFO] [stdout]      |
[INFO] [stdout] 1462 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part14/src/spi14.rs:1377:75
[INFO] [stdout]      |
[INFO] [stdout] 1377 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part19/src/spi19.rs:1676:75
[INFO] [stdout]      |
[INFO] [stdout] 1676 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part17/src/spi17.rs:1622:75
[INFO] [stdout]      |
[INFO] [stdout] 1622 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part15/src/spi15.rs:1462:75
[INFO] [stdout]      |
[INFO] [stdout] 1462 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking pascal_interpret v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/semantic.rs:230:71
[INFO] [stdout]     |
[INFO] [stdout] 230 |             if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]     |                                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/semantic.rs:230:71
[INFO] [stdout]     |
[INFO] [stdout] 230 |             if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]     |                                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "8fe8e847b49524003bcb9367d9c070185749210caaa71c3da8ac7f586a0cf389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe8e847b49524003bcb9367d9c070185749210caaa71c3da8ac7f586a0cf389", kill_on_drop: false }`
[INFO] [stdout] 8fe8e847b49524003bcb9367d9c070185749210caaa71c3da8ac7f586a0cf389
[INFO] checking dengyt2018/simple_pascal_interpreter against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdengyt2018%2Fsimple_pascal_interpreter" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dengyt2018/simple_pascal_interpreter on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dengyt2018/simple_pascal_interpreter
[INFO] finished tweaking git repo https://github.com/dengyt2018/simple_pascal_interpreter
[INFO] tweaked toml for git repo https://github.com/dengyt2018/simple_pascal_interpreter written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dengyt2018/simple_pascal_interpreter 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95d29ae7682fa5f9caab0a1ee52c5f7875dba2e88778dd2394916f48a7109697
[INFO] running `Command { std: "docker" "start" "-a" "95d29ae7682fa5f9caab0a1ee52c5f7875dba2e88778dd2394916f48a7109697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95d29ae7682fa5f9caab0a1ee52c5f7875dba2e88778dd2394916f48a7109697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d29ae7682fa5f9caab0a1ee52c5f7875dba2e88778dd2394916f48a7109697", kill_on_drop: false }`
[INFO] [stdout] 95d29ae7682fa5f9caab0a1ee52c5f7875dba2e88778dd2394916f48a7109697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 465cffe70f005655d98debbc6c1d233cabf8c454237842c08b67363e271d3a3d
[INFO] running `Command { std: "docker" "start" "-a" "465cffe70f005655d98debbc6c1d233cabf8c454237842c08b67363e271d3a3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking part3 v0.1.0 (/opt/rustwide/workdir/part3)
[INFO] [stderr]     Checking part9 v0.1.0 (/opt/rustwide/workdir/part9)
[INFO] [stderr]     Checking part13 v0.1.0 (/opt/rustwide/workdir/part13)
[INFO] [stderr]     Checking part4 v0.1.0 (/opt/rustwide/workdir/part4)
[INFO] [stderr]     Checking part6 v0.1.0 (/opt/rustwide/workdir/part6)
[INFO] [stderr]     Checking part5 v0.1.0 (/opt/rustwide/workdir/part5)
[INFO] [stderr]     Checking part1 v0.1.0 (/opt/rustwide/workdir/part1)
[INFO] [stderr]     Checking part2 v0.1.0 (/opt/rustwide/workdir/part2)
[INFO] [stderr]     Checking part8 v0.1.0 (/opt/rustwide/workdir/part8)
[INFO] [stderr]     Checking part7 v0.1.0 (/opt/rustwide/workdir/part7)
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking part17 v0.1.0 (/opt/rustwide/workdir/part17)
[INFO] [stderr]     Checking part16 v0.1.0 (/opt/rustwide/workdir/part16)
[INFO] [stderr]     Checking part19 v0.1.0 (/opt/rustwide/workdir/part19)
[INFO] [stderr]     Checking part15 v0.1.0 (/opt/rustwide/workdir/part15)
[INFO] [stderr]     Checking part11 v0.1.0 (/opt/rustwide/workdir/part11)
[INFO] [stderr]     Checking part12 v0.1.0 (/opt/rustwide/workdir/part12)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part16/src/spi16.rs:1557:75
[INFO] [stdout]      |
[INFO] [stdout] 1557 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part19/src/spi19.rs:1676:75
[INFO] [stdout]      |
[INFO] [stdout] 1676 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking part14 v0.1.0 (/opt/rustwide/workdir/part14)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking part18 v0.1.0 (/opt/rustwide/workdir/part18)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part15/src/spi15.rs:1462:75
[INFO] [stdout]      |
[INFO] [stdout] 1462 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part17/src/spi17.rs:1622:75
[INFO] [stdout]      |
[INFO] [stdout] 1622 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.8.3/src/exec.rs:899:13
[INFO] [stdout]     |
[INFO] [stdout] 899 | /             match dfa::Fsm::reverse(
[INFO] [stdout] 900 | |                 &self.ro.dfa_reverse,
[INFO] [stdout] 901 | |                 self.cache.value(),
[INFO] [stdout] 902 | |                 false,
[INFO] [stdout] ...   |
[INFO] [stdout] 913 | |                 Quit => return Some(Quit),
[INFO] [stdout] 914 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking part10 v0.1.0 (/opt/rustwide/workdir/part10)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part14/src/spi14.rs:1377:75
[INFO] [stdout]      |
[INFO] [stdout] 1377 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part15/src/spi15.rs:1462:75
[INFO] [stdout]      |
[INFO] [stdout] 1462 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part18/src/spi18.rs:1689:75
[INFO] [stdout]      |
[INFO] [stdout] 1689 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part16/src/spi16.rs:1557:75
[INFO] [stdout]      |
[INFO] [stdout] 1557 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part17/src/spi17.rs:1622:75
[INFO] [stdout]      |
[INFO] [stdout] 1622 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part14/src/spi14.rs:1377:75
[INFO] [stdout]      |
[INFO] [stdout] 1377 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part19/src/spi19.rs:1676:75
[INFO] [stdout]      |
[INFO] [stdout] 1676 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> part18/src/spi18.rs:1689:75
[INFO] [stdout]      |
[INFO] [stdout] 1689 |                 if let Some(s) = scope.borrow()._symbols.get(name.as_ref().clone()) {
[INFO] [stdout]      |                                                                           ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]      |
[INFO] [stdout]      = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]      = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "465cffe70f005655d98debbc6c1d233cabf8c454237842c08b67363e271d3a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465cffe70f005655d98debbc6c1d233cabf8c454237842c08b67363e271d3a3d", kill_on_drop: false }`
[INFO] [stdout] 465cffe70f005655d98debbc6c1d233cabf8c454237842c08b67363e271d3a3d