[INFO] fetching crate pdfpdf 0.2.0...
[INFO] checking pdfpdf-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate pdfpdf 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pdfpdf 0.2.0 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 crates.io crate pdfpdf 0.2.0
[INFO] finished tweaking crates.io crate pdfpdf 0.2.0
[INFO] tweaked toml for crates.io crate pdfpdf 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages
[INFO] [stderr]       Adding deflate v0.7.20 (latest: v1.0.0)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.1)
[INFO] [stderr]       Adding num-bigint v0.1.44 (latest: v0.4.4)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.5)
[INFO] [stderr]       Adding num-rational v0.1.42 (latest: v0.4.1)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[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] 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] f20806e81bdc0ae913692ffdbc6e3c2f7ce0a132cd67a93dd3a4029698f59879
[INFO] running `Command { std: "docker" "start" "-a" "f20806e81bdc0ae913692ffdbc6e3c2f7ce0a132cd67a93dd3a4029698f59879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20806e81bdc0ae913692ffdbc6e3c2f7ce0a132cd67a93dd3a4029698f59879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20806e81bdc0ae913692ffdbc6e3c2f7ce0a132cd67a93dd3a4029698f59879", kill_on_drop: false }`
[INFO] [stdout] f20806e81bdc0ae913692ffdbc6e3c2f7ce0a132cd67a93dd3a4029698f59879
[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] 93ff27bf253722716768b6f2a1539dd32c0981156c450e18b17e8410265668bf
[INFO] running `Command { std: "docker" "start" "-a" "93ff27bf253722716768b6f2a1539dd32c0981156c450e18b17e8410265668bf", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking pdfpdf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]     --> src/fonts.rs:6:1
[INFO] [stdout]      |
[INFO] [stdout] 6    | / lazy_static!{
[INFO] [stdout] 7    | |     pub static ref GLYPH_WIDTHS: HashMap<Font, HashMap<char, f64>> = {
[INFO] [stdout] 8    | |         let mut TimesRoman_widths: HashMap<char, f64> = HashMap::new();
[INFO] [stdout] 9    | |         TimesRoman_widths.insert('A', 0.72);
[INFO] [stdout] ...    |
[INFO] [stdout] 4023 | |     };
[INFO] [stdout] 4024 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]     --> src/fonts.rs:6:1
[INFO] [stdout]      |
[INFO] [stdout] 6    | / lazy_static!{
[INFO] [stdout] 7    | |     pub static ref GLYPH_WIDTHS: HashMap<Font, HashMap<char, f64>> = {
[INFO] [stdout] 8    | |         let mut TimesRoman_widths: HashMap<char, f64> = HashMap::new();
[INFO] [stdout] 9    | |         TimesRoman_widths.insert('A', 0.72);
[INFO] [stdout] ...    |
[INFO] [stdout] 4023 | |     };
[INFO] [stdout] 4024 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 5.68s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "93ff27bf253722716768b6f2a1539dd32c0981156c450e18b17e8410265668bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ff27bf253722716768b6f2a1539dd32c0981156c450e18b17e8410265668bf", kill_on_drop: false }`
[INFO] [stdout] 93ff27bf253722716768b6f2a1539dd32c0981156c450e18b17e8410265668bf
[INFO] checking pdfpdf-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate pdfpdf 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate pdfpdf 0.2.0 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 crates.io crate pdfpdf 0.2.0
[INFO] finished tweaking crates.io crate pdfpdf 0.2.0
[INFO] tweaked toml for crates.io crate pdfpdf 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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] baaf8c83c49aae281365a4d76a1dde84d59f61bf5f85795ec5afd7e685112d13
[INFO] running `Command { std: "docker" "start" "-a" "baaf8c83c49aae281365a4d76a1dde84d59f61bf5f85795ec5afd7e685112d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baaf8c83c49aae281365a4d76a1dde84d59f61bf5f85795ec5afd7e685112d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baaf8c83c49aae281365a4d76a1dde84d59f61bf5f85795ec5afd7e685112d13", kill_on_drop: false }`
[INFO] [stdout] baaf8c83c49aae281365a4d76a1dde84d59f61bf5f85795ec5afd7e685112d13
[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] 090df2d8aea06e1d48437822f3b28fd33fd6fbac4ff7511666c2fe383ae43021
[INFO] running `Command { std: "docker" "start" "-a" "090df2d8aea06e1d48437822f3b28fd33fd6fbac4ff7511666c2fe383ae43021", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking pdfpdf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]     --> src/fonts.rs:6:1
[INFO] [stdout]      |
[INFO] [stdout] 6    | / lazy_static!{
[INFO] [stdout] 7    | |     pub static ref GLYPH_WIDTHS: HashMap<Font, HashMap<char, f64>> = {
[INFO] [stdout] 8    | |         let mut TimesRoman_widths: HashMap<char, f64> = HashMap::new();
[INFO] [stdout] 9    | |         TimesRoman_widths.insert('A', 0.72);
[INFO] [stdout] ...    |
[INFO] [stdout] 4023 | |     };
[INFO] [stdout] 4024 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]     --> src/fonts.rs:6:1
[INFO] [stdout]      |
[INFO] [stdout] 6    | / lazy_static!{
[INFO] [stdout] 7    | |     pub static ref GLYPH_WIDTHS: HashMap<Font, HashMap<char, f64>> = {
[INFO] [stdout] 8    | |         let mut TimesRoman_widths: HashMap<char, f64> = HashMap::new();
[INFO] [stdout] 9    | |         TimesRoman_widths.insert('A', 0.72);
[INFO] [stdout] ...    |
[INFO] [stdout] 4023 | |     };
[INFO] [stdout] 4024 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 5.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "090df2d8aea06e1d48437822f3b28fd33fd6fbac4ff7511666c2fe383ae43021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090df2d8aea06e1d48437822f3b28fd33fd6fbac4ff7511666c2fe383ae43021", kill_on_drop: false }`
[INFO] [stdout] 090df2d8aea06e1d48437822f3b28fd33fd6fbac4ff7511666c2fe383ae43021