[INFO] fetching crate p3dtxt 0.2.0...
[INFO] checking p3dtxt-0.2.0 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate p3dtxt 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate p3dtxt 0.2.0 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate p3dtxt 0.2.0
[INFO] finished tweaking crates.io crate p3dtxt 0.2.0
[INFO] tweaked toml for crates.io crate p3dtxt 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "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 peg v0.5.7
[INFO] [stderr]   Downloaded text_io v0.1.12
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded docopt v1.1.1
[INFO] [stderr]   Downloaded armake2 v0.3.0
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1213d3212f2ff1f957b3ec26805874266ff87cbc0cf4b2eed05d3b124924a1
[INFO] running `Command { std: "docker" "start" "-a" "df1213d3212f2ff1f957b3ec26805874266ff87cbc0cf4b2eed05d3b124924a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1213d3212f2ff1f957b3ec26805874266ff87cbc0cf4b2eed05d3b124924a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1213d3212f2ff1f957b3ec26805874266ff87cbc0cf4b2eed05d3b124924a1", kill_on_drop: false }`
[INFO] [stdout] df1213d3212f2ff1f957b3ec26805874266ff87cbc0cf4b2eed05d3b124924a1
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e3de4e0c051229da16fcbe187b304312e6b456e9d0b50e89bab707c2dc8f468
[INFO] running `Command { std: "docker" "start" "-a" "1e3de4e0c051229da16fcbe187b304312e6b456e9d0b50e89bab707c2dc8f468", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking openssl v0.10.55
[INFO] [stderr]     Checking text_io v0.1.12
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]    Compiling armake2 v0.3.0
[INFO] [stderr]     Checking p3dtxt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `cmd_txt2bin` is never read
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 48 |     cmd_bin2txt: bool,
[INFO] [stdout] 49 |     cmd_txt2bin: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: field `cmd_txt2bin` is never read
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 48 |     cmd_bin2txt: bool,
[INFO] [stdout] 49 |     cmd_txt2bin: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "1e3de4e0c051229da16fcbe187b304312e6b456e9d0b50e89bab707c2dc8f468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3de4e0c051229da16fcbe187b304312e6b456e9d0b50e89bab707c2dc8f468", kill_on_drop: false }`
[INFO] [stdout] 1e3de4e0c051229da16fcbe187b304312e6b456e9d0b50e89bab707c2dc8f468