[INFO] fetching crate jce 0.1.1...
[INFO] testing jce-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate jce 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate jce 0.1.1
[INFO] finished tweaking crates.io crate jce 0.1.1
[INFO] tweaked toml for crates.io crate jce 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jce 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jce-derive v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 163bd9c75459bb6d32bf200fd37ef5fa2e43edc3c23f3a4fd40abdbb84aad784
[INFO] running `Command { std: "docker" "start" "-a" "163bd9c75459bb6d32bf200fd37ef5fa2e43edc3c23f3a4fd40abdbb84aad784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "163bd9c75459bb6d32bf200fd37ef5fa2e43edc3c23f3a4fd40abdbb84aad784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163bd9c75459bb6d32bf200fd37ef5fa2e43edc3c23f3a4fd40abdbb84aad784", kill_on_drop: false }`
[INFO] [stdout] 163bd9c75459bb6d32bf200fd37ef5fa2e43edc3c23f3a4fd40abdbb84aad784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f73915aeccd73ff1e31bbc9bb0973084b29d6cd69b5258e5ee920275f85fb206
[INFO] running `Command { std: "docker" "start" "-a" "f73915aeccd73ff1e31bbc9bb0973084b29d6cd69b5258e5ee920275f85fb206", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling jce-derive v0.1.1
[INFO] [stderr]    Compiling jce v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Display, Formatter, Write};
[INFO] [stdout]   |                                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "f73915aeccd73ff1e31bbc9bb0973084b29d6cd69b5258e5ee920275f85fb206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73915aeccd73ff1e31bbc9bb0973084b29d6cd69b5258e5ee920275f85fb206", kill_on_drop: false }`
[INFO] [stdout] f73915aeccd73ff1e31bbc9bb0973084b29d6cd69b5258e5ee920275f85fb206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1531f873e7cc1730bc110c2d552e0d08255b6f6521768f3863a335f98b892535
[INFO] running `Command { std: "docker" "start" "-a" "1531f873e7cc1730bc110c2d552e0d08255b6f6521768f3863a335f98b892535", kill_on_drop: false }`
[INFO] [stderr]    Compiling jce v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Display, Formatter, Write};
[INFO] [stdout]   |                                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/error.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Display, Formatter, Write};
[INFO] [stdout]   |                                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "1531f873e7cc1730bc110c2d552e0d08255b6f6521768f3863a335f98b892535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1531f873e7cc1730bc110c2d552e0d08255b6f6521768f3863a335f98b892535", kill_on_drop: false }`
[INFO] [stdout] 1531f873e7cc1730bc110c2d552e0d08255b6f6521768f3863a335f98b892535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac0353d42d8d945a67b5b179f1e09f1d2747b8beaf4a57c9e4dda6b7ad5cc0e8
[INFO] running `Command { std: "docker" "start" "-a" "ac0353d42d8d945a67b5b179f1e09f1d2747b8beaf4a57c9e4dda6b7ad5cc0e8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/error.rs:2:36
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::{Display, Formatter, Write};
[INFO] [stderr]   |                                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jce` (lib) generated 1 warning
[INFO] [stderr] warning: `jce` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jce-b6a5d21827f97ec6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test de::tests::int ... ok
[INFO] [stdout] test value::tests::de2 ... ok
[INFO] [stdout] test value::tests::de ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/encoded_len.rs (/opt/rustwide/target/debug/deps/encoded_len-efeb430e3e7b142d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test encoded_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/example.rs (/opt/rustwide/target/debug/deps/example-c811361d533c99cf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/map.rs (/opt/rustwide/target/debug/deps/map-f7a0d6362bcc7734)
[INFO] [stdout] test person ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/option.rs (/opt/rustwide/target/debug/deps/option-45f01be714522989)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test option ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/skip_field.rs (/opt/rustwide/target/debug/deps/skip_field-43a28caa9b8e45f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test skip_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vec.rs (/opt/rustwide/target/debug/deps/vec-af8f2717c4471674)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jce
[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" "ac0353d42d8d945a67b5b179f1e09f1d2747b8beaf4a57c9e4dda6b7ad5cc0e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0353d42d8d945a67b5b179f1e09f1d2747b8beaf4a57c9e4dda6b7ad5cc0e8", kill_on_drop: false }`
[INFO] [stdout] ac0353d42d8d945a67b5b179f1e09f1d2747b8beaf4a57c9e4dda6b7ad5cc0e8