[INFO] fetching crate chocomint 0.1.0... [INFO] checking chocomint-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate chocomint 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate chocomint 0.1.0 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 chocomint 0.1.0 [INFO] finished tweaking crates.io crate chocomint 0.1.0 [INFO] tweaked toml for crates.io crate chocomint 0.1.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 130 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [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 h2 v0.2.7 (latest: v0.4.4) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding httpdate v0.3.2 (latest: v1.0.3) [INFO] [stderr] Adding hyper v0.13.10 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.4.3 (latest: v0.6.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding reqwest v0.10.10 (latest: v0.12.3) [INFO] [stderr] Adding socket2 v0.3.19 (latest: v0.5.6) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.37.0) [INFO] [stderr] Adding tokio-util v0.3.1 (latest: v0.7.10) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding winreg v0.7.0 (latest: v0.52.0) [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] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [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] 4fb54c4dd0a9b4047d181fae5490cdfb69de15f2ad670083d019f7866b0ed7b5 [INFO] running `Command { std: "docker" "start" "-a" "4fb54c4dd0a9b4047d181fae5490cdfb69de15f2ad670083d019f7866b0ed7b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fb54c4dd0a9b4047d181fae5490cdfb69de15f2ad670083d019f7866b0ed7b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fb54c4dd0a9b4047d181fae5490cdfb69de15f2ad670083d019f7866b0ed7b5", kill_on_drop: false }` [INFO] [stdout] 4fb54c4dd0a9b4047d181fae5490cdfb69de15f2ad670083d019f7866b0ed7b5 [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] d56b13f3fd5c9a0219d5cc88eabf29da356fa5dc4500c6690e2b3ba624a507df [INFO] running `Command { std: "docker" "start" "-a" "d56b13f3fd5c9a0219d5cc88eabf29da356fa5dc4500c6690e2b3ba624a507df", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.10 [INFO] [stderr] Checking chocomint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/structs/player.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `serde_json` is imported redundantly [INFO] [stdout] --> src/structs/player.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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] [stdout] warning: the item `chocomint` is imported redundantly [INFO] [stdout] --> tests/dev.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use chocomint; [INFO] [stdout] | ^^^^^^^^^ the item `chocomint` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.46s [INFO] running `Command { std: "docker" "inspect" "d56b13f3fd5c9a0219d5cc88eabf29da356fa5dc4500c6690e2b3ba624a507df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d56b13f3fd5c9a0219d5cc88eabf29da356fa5dc4500c6690e2b3ba624a507df", kill_on_drop: false }` [INFO] [stdout] d56b13f3fd5c9a0219d5cc88eabf29da356fa5dc4500c6690e2b3ba624a507df [INFO] checking chocomint-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate chocomint 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate chocomint 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate chocomint 0.1.0 [INFO] finished tweaking crates.io crate chocomint 0.1.0 [INFO] tweaked toml for crates.io crate chocomint 0.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 130 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [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 h2 v0.2.7 (latest: v0.4.4) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding httpdate v0.3.2 (latest: v1.0.3) [INFO] [stderr] Adding hyper v0.13.10 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.4.3 (latest: v0.6.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding pin-project-lite v0.1.12 (latest: v0.2.14) [INFO] [stderr] Adding reqwest v0.10.10 (latest: v0.12.3) [INFO] [stderr] Adding socket2 v0.3.19 (latest: v0.5.6) [INFO] [stderr] Adding tokio v0.2.25 (latest: v1.37.0) [INFO] [stderr] Adding tokio-util v0.3.1 (latest: v0.7.10) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding winreg v0.7.0 (latest: v0.52.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd1ecc380df1de1f70fa32dfe1fbc4bb290a8dcfc444785c0fe57d35500459b6 [INFO] running `Command { std: "docker" "start" "-a" "cd1ecc380df1de1f70fa32dfe1fbc4bb290a8dcfc444785c0fe57d35500459b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd1ecc380df1de1f70fa32dfe1fbc4bb290a8dcfc444785c0fe57d35500459b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd1ecc380df1de1f70fa32dfe1fbc4bb290a8dcfc444785c0fe57d35500459b6", kill_on_drop: false }` [INFO] [stdout] cd1ecc380df1de1f70fa32dfe1fbc4bb290a8dcfc444785c0fe57d35500459b6 [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cd5aa336a7fd2fc42438dc1041464e4db2793154fd3f2e8d4a3fc178cfd9ebf [INFO] running `Command { std: "docker" "start" "-a" "0cd5aa336a7fd2fc42438dc1041464e4db2793154fd3f2e8d4a3fc178cfd9ebf", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking hyper v0.13.10 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.10 [INFO] [stderr] Checking chocomint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/structs/player.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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 `serde_json` is imported redundantly [INFO] [stdout] --> src/structs/player.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` 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] [stdout] warning: the item `chocomint` is imported redundantly [INFO] [stdout] --> tests/dev.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use chocomint; [INFO] [stdout] | ^^^^^^^^^ the item `chocomint` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.34s [INFO] running `Command { std: "docker" "inspect" "0cd5aa336a7fd2fc42438dc1041464e4db2793154fd3f2e8d4a3fc178cfd9ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cd5aa336a7fd2fc42438dc1041464e4db2793154fd3f2e8d4a3fc178cfd9ebf", kill_on_drop: false }` [INFO] [stdout] 0cd5aa336a7fd2fc42438dc1041464e4db2793154fd3f2e8d4a3fc178cfd9ebf