[INFO] fetching crate simple-hyper-client 0.1.2... [INFO] checking simple-hyper-client-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate simple-hyper-client 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate simple-hyper-client 0.1.2 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 simple-hyper-client 0.1.2 [INFO] finished tweaking crates.io crate simple-hyper-client 0.1.2 [INFO] tweaked toml for crates.io crate simple-hyper-client 0.1.2 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 106 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding headers v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding headers-core v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e15a877fddde23e30eb5427632baa7725e1881f8d0f30bee72fe20fae741b6c4 [INFO] running `Command { std: "docker" "start" "-a" "e15a877fddde23e30eb5427632baa7725e1881f8d0f30bee72fe20fae741b6c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e15a877fddde23e30eb5427632baa7725e1881f8d0f30bee72fe20fae741b6c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e15a877fddde23e30eb5427632baa7725e1881f8d0f30bee72fe20fae741b6c4", kill_on_drop: false }` [INFO] [stdout] e15a877fddde23e30eb5427632baa7725e1881f8d0f30bee72fe20fae741b6c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 46764a08b0c58b671e52e996e244da0d1d23e9349c1c64a0a37883fd9780c22d [INFO] running `Command { std: "docker" "start" "-a" "46764a08b0c58b671e52e996e244da0d1d23e9349c1c64a0a37883fd9780c22d", kill_on_drop: false }` [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking simple-hyper-client v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/blocking/body.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 81 | use super::*; [INFO] [stdout] | -------- the item `Future` is already imported here [INFO] [stdout] 82 | use hyper::Body as HyperBody; [INFO] [stdout] 83 | use std::future::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/blocking/body.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 81 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 84 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/blocking/client.rs:257:9 [INFO] [stdout] | [INFO] [stdout] 251 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] ... [INFO] [stdout] 257 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/blocking/client.rs:241:35 [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(Option>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/blocking/client.rs:241:35 [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(Option>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.96s [INFO] running `Command { std: "docker" "inspect" "46764a08b0c58b671e52e996e244da0d1d23e9349c1c64a0a37883fd9780c22d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46764a08b0c58b671e52e996e244da0d1d23e9349c1c64a0a37883fd9780c22d", kill_on_drop: false }` [INFO] [stdout] 46764a08b0c58b671e52e996e244da0d1d23e9349c1c64a0a37883fd9780c22d [INFO] checking simple-hyper-client-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate simple-hyper-client 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate simple-hyper-client 0.1.2 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 simple-hyper-client 0.1.2 [INFO] finished tweaking crates.io crate simple-hyper-client 0.1.2 [INFO] tweaked toml for crates.io crate simple-hyper-client 0.1.2 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4cf0bd98836e23a86b02cbe9e13f51164213c8664d4fa74e2c562d5473abc7ad [INFO] running `Command { std: "docker" "start" "-a" "4cf0bd98836e23a86b02cbe9e13f51164213c8664d4fa74e2c562d5473abc7ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cf0bd98836e23a86b02cbe9e13f51164213c8664d4fa74e2c562d5473abc7ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cf0bd98836e23a86b02cbe9e13f51164213c8664d4fa74e2c562d5473abc7ad", kill_on_drop: false }` [INFO] [stdout] 4cf0bd98836e23a86b02cbe9e13f51164213c8664d4fa74e2c562d5473abc7ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 93ff47d8aaa5faeb1bdd2ed05e4ab34986945c3d216c16bae9b1b47b14125bd4 [INFO] running `Command { std: "docker" "start" "-a" "93ff47d8aaa5faeb1bdd2ed05e4ab34986945c3d216c16bae9b1b47b14125bd4", kill_on_drop: false }` [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-stream v0.1.15 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking simple-hyper-client v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Future` is imported redundantly [INFO] [stdout] --> src/blocking/body.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 81 | use super::*; [INFO] [stdout] | -------- the item `Future` is already imported here [INFO] [stdout] 82 | use hyper::Body as HyperBody; [INFO] [stdout] 83 | use std::future::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/blocking/body.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 81 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] ... [INFO] [stdout] 84 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/blocking/client.rs:257:9 [INFO] [stdout] | [INFO] [stdout] 251 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] ... [INFO] [stdout] 257 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/blocking/client.rs:241:35 [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(Option>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/blocking/client.rs:241:35 [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(Option>); [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 241 | pub(super) struct KeepClientAlive(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.71s [INFO] running `Command { std: "docker" "inspect" "93ff47d8aaa5faeb1bdd2ed05e4ab34986945c3d216c16bae9b1b47b14125bd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93ff47d8aaa5faeb1bdd2ed05e4ab34986945c3d216c16bae9b1b47b14125bd4", kill_on_drop: false }` [INFO] [stdout] 93ff47d8aaa5faeb1bdd2ed05e4ab34986945c3d216c16bae9b1b47b14125bd4