[INFO] fetching crate rust-call 0.3.0...
[INFO] checking rust-call-0.3.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate rust-call 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rust-call 0.3.0
[INFO] finished tweaking crates.io crate rust-call 0.3.0
[INFO] tweaked toml for crates.io crate rust-call 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-call 0.3.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-call 0.3.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80e44940c5bc133a17f19cf37a1b92daf497920f03e3516cfed692cf9e31ef8b
[INFO] running `Command { std: "docker" "start" "-a" "80e44940c5bc133a17f19cf37a1b92daf497920f03e3516cfed692cf9e31ef8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80e44940c5bc133a17f19cf37a1b92daf497920f03e3516cfed692cf9e31ef8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e44940c5bc133a17f19cf37a1b92daf497920f03e3516cfed692cf9e31ef8b", kill_on_drop: false }`
[INFO] [stdout] 80e44940c5bc133a17f19cf37a1b92daf497920f03e3516cfed692cf9e31ef8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c855339cdf8db410855a0ebe4a78d290403cfd36f5fe7da4e40e70bdb2bfb97
[INFO] running `Command { std: "docker" "start" "-a" "1c855339cdf8db410855a0ebe4a78d290403cfd36f5fe7da4e40e70bdb2bfb97", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling anyhow v1.0.39
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking faccess v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]    Compiling cmd_lib_macros v1.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking cmd_lib v1.0.10
[INFO] [stderr]     Checking rust-call v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/cmd/init.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{create_dir_all, File};
[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 imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/cmd/init.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/cmd/init.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/cmd/init.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{env, fs};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CallSystemConfig`
[INFO] [stdout]   --> src/cmd/init.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::config::{CallSystemConfig, INIT_CONFIG, LOOKING_GLASS, SPARKLE};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/cmd/init.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{create_dir_all, File};
[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 imports: `PathBuf` and `Path`
[INFO] [stdout]  --> src/cmd/init.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/cmd/init.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/cmd/init.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{env, fs};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CallSystemConfig`
[INFO] [stdout]   --> src/cmd/init.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::config::{CallSystemConfig, INIT_CONFIG, LOOKING_GLASS, SPARKLE};
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout] 185 +         while let Some(server_list) = config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout] 185 +         if let Some(server_list) = config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 204 -         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout] 204 +         while let Some(server_list) = config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 204 -         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout] 204 +         if let Some(server_list) = config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:223:22
[INFO] [stdout]     |
[INFO] [stdout] 223 |         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 223 -         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout] 223 +         while let Some(server_list) = config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 223 -         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout] 223 +         if let Some(server_list) = config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout] 185 +         while let Some(server_list) = config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 185 -         for server_list in config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout] 185 +         if let Some(server_list) = config_yaml[ACTIVE][OPENSSH].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 204 -         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout] 204 +         while let Some(server_list) = config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 204 -         for server_list in config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout] 204 +         if let Some(server_list) = config_yaml[ACTIVE][PASSWORD].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/config.rs:223:22
[INFO] [stdout]     |
[INFO] [stdout] 223 |         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 223 -         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout] 223 +         while let Some(server_list) = config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 223 -         for server_list in config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout] 223 +         if let Some(server_list) = config_yaml[ACTIVE][KEYPAIR].as_vec() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.86s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 11`
[INFO] running `Command { std: "docker" "inspect" "1c855339cdf8db410855a0ebe4a78d290403cfd36f5fe7da4e40e70bdb2bfb97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c855339cdf8db410855a0ebe4a78d290403cfd36f5fe7da4e40e70bdb2bfb97", kill_on_drop: false }`
[INFO] [stdout] 1c855339cdf8db410855a0ebe4a78d290403cfd36f5fe7da4e40e70bdb2bfb97
