[INFO] fetching crate captcha_rust 0.1.3...
[INFO] testing captcha_rust-0.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate captcha_rust 0.1.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate captcha_rust 0.1.3
[INFO] finished tweaking crates.io crate captcha_rust 0.1.3
[INFO] tweaked toml for crates.io crate captcha_rust 0.1.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate captcha_rust 0.1.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding image v0.23.14 (available: v0.25.8)
[INFO] [stderr]       Adding imageproc v0.22.0 (available: v0.25.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30ecfaa8a0815c2ed012ce71848ace6d188cc5c139ac2706507d8ab111bafbfc
[INFO] running `Command { std: "docker" "start" "-a" "30ecfaa8a0815c2ed012ce71848ace6d188cc5c139ac2706507d8ab111bafbfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30ecfaa8a0815c2ed012ce71848ace6d188cc5c139ac2706507d8ab111bafbfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ecfaa8a0815c2ed012ce71848ace6d188cc5c139ac2706507d8ab111bafbfc", kill_on_drop: false }`
[INFO] [stdout] 30ecfaa8a0815c2ed012ce71848ace6d188cc5c139ac2706507d8ab111bafbfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba90d7f02b30898b06e89d6c0209c851c6aedbc2aa158821767a126f74c4dd73
[INFO] running `Command { std: "docker" "start" "-a" "ba90d7f02b30898b06e89d6c0209c851c6aedbc2aa158821767a126f74c4dd73", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling weezl v0.1.11
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.10
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling owned_ttf_parser v0.15.2
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling rusttype v0.9.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling imageproc v0.22.0
[INFO] [stderr]    Compiling captcha_rust v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.20s
[INFO] running `Command { std: "docker" "inspect" "ba90d7f02b30898b06e89d6c0209c851c6aedbc2aa158821767a126f74c4dd73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba90d7f02b30898b06e89d6c0209c851c6aedbc2aa158821767a126f74c4dd73", kill_on_drop: false }`
[INFO] [stdout] ba90d7f02b30898b06e89d6c0209c851c6aedbc2aa158821767a126f74c4dd73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3238278a73da07a314c219e6764ab493d5c19617729df98d7b133541398cee86
[INFO] running `Command { std: "docker" "start" "-a" "3238278a73da07a314c219e6764ab493d5c19617729df98d7b133541398cee86", kill_on_drop: false }`
[INFO] [stderr]    Compiling captcha_rust v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "3238278a73da07a314c219e6764ab493d5c19617729df98d7b133541398cee86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3238278a73da07a314c219e6764ab493d5c19617729df98d7b133541398cee86", kill_on_drop: false }`
[INFO] [stdout] 3238278a73da07a314c219e6764ab493d5c19617729df98d7b133541398cee86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c49f1cc6e805ed164077a0be27f8b98001b760af3b02d6388d7986725c2bc2b
[INFO] running `Command { std: "docker" "start" "-a" "3c49f1cc6e805ed164077a0be27f8b98001b760af3b02d6388d7986725c2bc2b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/captcha_rust-67fe2c8c4083b3e2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests captcha_rust
[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" "3c49f1cc6e805ed164077a0be27f8b98001b760af3b02d6388d7986725c2bc2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c49f1cc6e805ed164077a0be27f8b98001b760af3b02d6388d7986725c2bc2b", kill_on_drop: false }`
[INFO] [stdout] 3c49f1cc6e805ed164077a0be27f8b98001b760af3b02d6388d7986725c2bc2b