[INFO] cloning repository https://github.com/yukimemi/url
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yukimemi/url" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Furl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Furl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 930f6bc07e3742da2d6c7b743bba43366bd46cca
[INFO] checking yukimemi/url against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Furl" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yukimemi/url on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yukimemi/url
[INFO] finished tweaking git repo https://github.com/yukimemi/url
[INFO] tweaked toml for git repo https://github.com/yukimemi/url written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yukimemi/url already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_env_logger v0.3.0
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded structopt-derive v0.2.14
[INFO] [stderr]   Downloaded structopt v0.2.14
[INFO] [stderr]   Downloaded memchr v2.1.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.27
[INFO] [stderr]   Downloaded cc v1.0.29
[INFO] [stderr]   Downloaded syn v0.15.26
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cca13b2ff8525e1692f89131cf61fc0e80054adec70697c1756f7bd75bfb7e63
[INFO] running `Command { std: "docker" "start" "-a" "cca13b2ff8525e1692f89131cf61fc0e80054adec70697c1756f7bd75bfb7e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cca13b2ff8525e1692f89131cf61fc0e80054adec70697c1756f7bd75bfb7e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca13b2ff8525e1692f89131cf61fc0e80054adec70697c1756f7bd75bfb7e63", kill_on_drop: false }`
[INFO] [stdout] cca13b2ff8525e1692f89131cf61fc0e80054adec70697c1756f7bd75bfb7e63
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab6ece60c87b3b0f6f81c064111364f3356cecb321b82424b71b3bc0ae54309f
[INFO] running `Command { std: "docker" "start" "-a" "ab6ece60c87b3b0f6f81c064111364f3356cecb321b82424b71b3bc0ae54309f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking url v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `pretty_env_logger` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pretty_env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `pretty_env_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pretty_env_logger` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pretty_env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `pretty_env_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "ab6ece60c87b3b0f6f81c064111364f3356cecb321b82424b71b3bc0ae54309f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6ece60c87b3b0f6f81c064111364f3356cecb321b82424b71b3bc0ae54309f", kill_on_drop: false }`
[INFO] [stdout] ab6ece60c87b3b0f6f81c064111364f3356cecb321b82424b71b3bc0ae54309f
[INFO] checking yukimemi/url against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimemi%2Furl" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yukimemi/url on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yukimemi/url
[INFO] finished tweaking git repo https://github.com/yukimemi/url
[INFO] tweaked toml for git repo https://github.com/yukimemi/url written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yukimemi/url already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9568681ae65d3f70db89b0cd64a848cee4635ef8b3633db0ff58eb98f093ebae
[INFO] running `Command { std: "docker" "start" "-a" "9568681ae65d3f70db89b0cd64a848cee4635ef8b3633db0ff58eb98f093ebae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9568681ae65d3f70db89b0cd64a848cee4635ef8b3633db0ff58eb98f093ebae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9568681ae65d3f70db89b0cd64a848cee4635ef8b3633db0ff58eb98f093ebae", kill_on_drop: false }`
[INFO] [stdout] 9568681ae65d3f70db89b0cd64a848cee4635ef8b3633db0ff58eb98f093ebae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e2ebb67396bbfafc198dade9ee9089cf45b579d1afea5fdb3fec467256cd56
[INFO] running `Command { std: "docker" "start" "-a" "49e2ebb67396bbfafc198dade9ee9089cf45b579d1afea5fdb3fec467256cd56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking url v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `pretty_env_logger` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pretty_env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `pretty_env_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `pretty_env_logger` is imported redundantly
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pretty_env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ the item `pretty_env_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "49e2ebb67396bbfafc198dade9ee9089cf45b579d1afea5fdb3fec467256cd56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e2ebb67396bbfafc198dade9ee9089cf45b579d1afea5fdb3fec467256cd56", kill_on_drop: false }`
[INFO] [stdout] 49e2ebb67396bbfafc198dade9ee9089cf45b579d1afea5fdb3fec467256cd56