[INFO] fetching crate intention_tester 0.1.1...
[INFO] checking intention_tester-0.1.1 against try#163937523761cc0def32f1ba9ed63fdf65ad3478 for pr-156749
[INFO] extracting crate intention_tester 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate intention_tester 0.1.1
[INFO] finished tweaking crates.io crate intention_tester 0.1.1
[INFO] tweaked toml for crates.io crate intention_tester 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate intention_tester 0.1.1 on toolchain 163937523761cc0def32f1ba9ed63fdf65ad3478
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 225 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.10)
[INFO] [stderr]       Adding hyper v0.12.36 (available: v1.10.1)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.13.4)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c
[INFO] running `Command { std: "docker" "start" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c" "/opt/rustwide/cargo-home/bin/cargo" "+163937523761cc0def32f1ba9ed63fdf65ad3478" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.64
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
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[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling mime_guess v2.0.5
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[INFO] [stderr]     Checking csv v1.4.0
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking intention_tester v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `other` is never read
[INFO] [stdout]  --> src/csvrow.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CsvRow {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub other: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CsvRow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `other` is never read
[INFO] [stdout]  --> src/csvrow.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct CsvRow {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub other: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CsvRow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.12s
[INFO] running `Command { std: "docker" "inspect" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c", kill_on_drop: false }`
[INFO] [stdout] 0b8c611f68e0ff09cc9a4ba94b047fb031a2d26e0823009b010b1940d4f30f4c
