[INFO] fetching crate bencoderus 0.1.1... [INFO] checking bencoderus-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate bencoderus 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate bencoderus 0.1.1 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 bencoderus 0.1.1 [INFO] finished tweaking crates.io crate bencoderus 0.1.1 [INFO] tweaked toml for crates.io crate bencoderus 0.1.1 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 30 packages [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.0) [INFO] [stderr] Adding hyper v0.10.16 (latest: v1.2.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding language-tags v0.2.2 (latest: v0.3.2) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding mime v0.2.6 (latest: v0.3.17) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding unicase v1.4.2 (latest: v2.7.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] 8ef68fa66b315168d4daef6b06f7baddcdf417c51732995aac733212e2ee04a2 [INFO] running `Command { std: "docker" "start" "-a" "8ef68fa66b315168d4daef6b06f7baddcdf417c51732995aac733212e2ee04a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ef68fa66b315168d4daef6b06f7baddcdf417c51732995aac733212e2ee04a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ef68fa66b315168d4daef6b06f7baddcdf417c51732995aac733212e2ee04a2", kill_on_drop: false }` [INFO] [stdout] 8ef68fa66b315168d4daef6b06f7baddcdf417c51732995aac733212e2ee04a2 [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] 8c449b3918d90954a56cb3fec10ef7c28c015aec1a7192f98fcdc26b54022ad6 [INFO] running `Command { std: "docker" "start" "-a" "8c449b3918d90954a56cb3fec10ef7c28c015aec1a7192f98fcdc26b54022ad6", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking bencoderus v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:465:16 [INFO] [stdout] | [INFO] [stdout] 465 | panic!("error, number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 465 | panic!("{}", "error, number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:566:20 [INFO] [stdout] | [INFO] [stdout] 566 | panic!("error, unmarked number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 566 | panic!("{}", "error, unmarked number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `expected` is never read [INFO] [stdout] --> src/libencode.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 16 | struct TestCase { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 17 | pub input: Vec, [INFO] [stdout] 18 | pub expected: Bencoding, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:465:16 [INFO] [stdout] | [INFO] [stdout] 465 | panic!("error, number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 465 | panic!("{}", "error, number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:566:20 [INFO] [stdout] | [INFO] [stdout] 566 | panic!("error, unmarked number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 566 | panic!("{}", "error, unmarked number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8c449b3918d90954a56cb3fec10ef7c28c015aec1a7192f98fcdc26b54022ad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c449b3918d90954a56cb3fec10ef7c28c015aec1a7192f98fcdc26b54022ad6", kill_on_drop: false }` [INFO] [stdout] 8c449b3918d90954a56cb3fec10ef7c28c015aec1a7192f98fcdc26b54022ad6 [INFO] checking bencoderus-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate bencoderus 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bencoderus 0.1.1 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 bencoderus 0.1.1 [INFO] finished tweaking crates.io crate bencoderus 0.1.1 [INFO] tweaked toml for crates.io crate bencoderus 0.1.1 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] Blocking waiting for file lock on package cache [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] [stderr] Blocking waiting for file lock on package cache [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] cac278ee013fdac067bd06c8597ca3de4912d7dc84055e01564f0ff1a9f1bb3b [INFO] running `Command { std: "docker" "start" "-a" "cac278ee013fdac067bd06c8597ca3de4912d7dc84055e01564f0ff1a9f1bb3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cac278ee013fdac067bd06c8597ca3de4912d7dc84055e01564f0ff1a9f1bb3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cac278ee013fdac067bd06c8597ca3de4912d7dc84055e01564f0ff1a9f1bb3b", kill_on_drop: false }` [INFO] [stdout] cac278ee013fdac067bd06c8597ca3de4912d7dc84055e01564f0ff1a9f1bb3b [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] 066c8f694374ab2d19a5d9acb719418cc8fc846b43c6bc4a3858a13ec815025d [INFO] running `Command { std: "docker" "start" "-a" "066c8f694374ab2d19a5d9acb719418cc8fc846b43c6bc4a3858a13ec815025d", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking bencoderus v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:465:16 [INFO] [stdout] | [INFO] [stdout] 465 | panic!("error, number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 465 | panic!("{}", "error, number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `expected` is never read [INFO] [stdout] --> src/libencode.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 16 | struct TestCase { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 17 | pub input: Vec, [INFO] [stdout] 18 | pub expected: Bencoding, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:566:20 [INFO] [stdout] | [INFO] [stdout] 566 | panic!("error, unmarked number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 566 | panic!("{}", "error, unmarked number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:465:16 [INFO] [stdout] | [INFO] [stdout] 465 | panic!("error, number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 465 | panic!("{}", "error, number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/libdecode.rs:566:20 [INFO] [stdout] | [INFO] [stdout] 566 | panic!("error, unmarked number not terminated".to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 566 | panic!("{}", "error, unmarked number not terminated".to_string()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "066c8f694374ab2d19a5d9acb719418cc8fc846b43c6bc4a3858a13ec815025d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "066c8f694374ab2d19a5d9acb719418cc8fc846b43c6bc4a3858a13ec815025d", kill_on_drop: false }` [INFO] [stdout] 066c8f694374ab2d19a5d9acb719418cc8fc846b43c6bc4a3858a13ec815025d