[INFO] fetching crate pdf_form_ids 0.6.0...
[INFO] testing pdf_form_ids-0.6.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate pdf_form_ids 0.6.0 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate pdf_form_ids 0.6.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdf_form_ids 0.6.0
[INFO] finished tweaking crates.io crate pdf_form_ids 0.6.0
[INFO] tweaked toml for crates.io crate pdf_form_ids 0.6.0 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad60cb1a4a3d5c85a24b19a17e41e9033fc9b99d0010773abf7cc9d4621b8af
[INFO] running `Command { std: "docker" "start" "-a" "bad60cb1a4a3d5c85a24b19a17e41e9033fc9b99d0010773abf7cc9d4621b8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad60cb1a4a3d5c85a24b19a17e41e9033fc9b99d0010773abf7cc9d4621b8af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad60cb1a4a3d5c85a24b19a17e41e9033fc9b99d0010773abf7cc9d4621b8af", kill_on_drop: false }`
[INFO] [stdout] bad60cb1a4a3d5c85a24b19a17e41e9033fc9b99d0010773abf7cc9d4621b8af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db6884544e8a3ae5f79ff12b0fa89b2bcd54404403b4234cfcdee237376bef3
[INFO] running `Command { std: "docker" "start" "-a" "6db6884544e8a3ae5f79ff12b0fa89b2bcd54404403b4234cfcdee237376bef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling lopdf v0.15.3
[INFO] [stderr]    Compiling pdf_form_ids v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:468:32
[INFO] [stdout]     |
[INFO] [stdout] 468 | ...                   if (key != "Off") {
[INFO] [stdout]     |                          ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 468 -                             if (key != "Off") {
[INFO] [stdout] 468 +                             if key != "Off" {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.96s
[INFO] running `Command { std: "docker" "inspect" "6db6884544e8a3ae5f79ff12b0fa89b2bcd54404403b4234cfcdee237376bef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db6884544e8a3ae5f79ff12b0fa89b2bcd54404403b4234cfcdee237376bef3", kill_on_drop: false }`
[INFO] [stdout] 6db6884544e8a3ae5f79ff12b0fa89b2bcd54404403b4234cfcdee237376bef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 856f685bb0d0fbfc664ff8be453fca677b6105c1bb5c0e49361e75abb4ffb7de
[INFO] running `Command { std: "docker" "start" "-a" "856f685bb0d0fbfc664ff8be453fca677b6105c1bb5c0e49361e75abb4ffb7de", kill_on_drop: false }`
[INFO] [stderr]    Compiling pdf_form_ids v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:468:32
[INFO] [stdout]     |
[INFO] [stdout] 468 | ...                   if (key != "Off") {
[INFO] [stdout]     |                          ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 468 -                             if (key != "Off") {
[INFO] [stdout] 468 +                             if key != "Off" {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/lib.rs:468:32
[INFO] [stdout]     |
[INFO] [stdout] 468 | ...                   if (key != "Off") {
[INFO] [stdout]     |                          ^            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 468 -                             if (key != "Off") {
[INFO] [stdout] 468 +                             if key != "Off" {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "856f685bb0d0fbfc664ff8be453fca677b6105c1bb5c0e49361e75abb4ffb7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856f685bb0d0fbfc664ff8be453fca677b6105c1bb5c0e49361e75abb4ffb7de", kill_on_drop: false }`
[INFO] [stdout] 856f685bb0d0fbfc664ff8be453fca677b6105c1bb5c0e49361e75abb4ffb7de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac30f7458e88248c17c5aeef2b3bc6353bde0826b88011321cd87aee04bf10eb
[INFO] running `Command { std: "docker" "start" "-a" "ac30f7458e88248c17c5aeef2b3bc6353bde0826b88011321cd87aee04bf10eb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/lib.rs:468:32
[INFO] [stderr]     |
[INFO] [stderr] 468 | ...                   if (key != "Off") {
[INFO] [stderr]     |                          ^            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 468 -                             if (key != "Off") {
[INFO] [stderr] 468 +                             if key != "Off" {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `pdf_form_ids` (lib) generated 1 warning
[INFO] [stderr] warning: `pdf_form_ids` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pdf_form_ids-df837de09a774e98)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pdf_form_ids
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:468:32
[INFO] [stderr]     |
[INFO] [stderr] 468 | ...                   if (key != "Off") {
[INFO] [stderr]     |                          ^            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 468 -                             if (key != "Off") {
[INFO] [stderr] 468 +                             if key != "Off" {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac30f7458e88248c17c5aeef2b3bc6353bde0826b88011321cd87aee04bf10eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac30f7458e88248c17c5aeef2b3bc6353bde0826b88011321cd87aee04bf10eb", kill_on_drop: false }`
[INFO] [stdout] ac30f7458e88248c17c5aeef2b3bc6353bde0826b88011321cd87aee04bf10eb