[INFO] fetching crate aes-stream 0.2.1... [INFO] checking aes-stream-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate aes-stream 0.2.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate aes-stream 0.2.1 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 aes-stream 0.2.1 [INFO] finished tweaking crates.io crate aes-stream 0.2.1 [INFO] tweaked toml for crates.io crate aes-stream 0.2.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 16 packages [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [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] [stderr] Adding time v0.1.45 (latest: v0.3.34) [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] [stderr] Blocking waiting for file lock on package cache [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] bcb86c48596c628a66e96141031637541676d39067b91f428ff7178a493eaf9e [INFO] running `Command { std: "docker" "start" "-a" "bcb86c48596c628a66e96141031637541676d39067b91f428ff7178a493eaf9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcb86c48596c628a66e96141031637541676d39067b91f428ff7178a493eaf9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcb86c48596c628a66e96141031637541676d39067b91f428ff7178a493eaf9e", kill_on_drop: false }` [INFO] [stdout] bcb86c48596c628a66e96141031637541676d39067b91f428ff7178a493eaf9e [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] 8a1e777a9f779fadbf9c8f7ed4b12f5d3b2eecf24d3224fa7e5de6e413ac5e01 [INFO] running `Command { std: "docker" "start" "-a" "8a1e777a9f779fadbf9c8f7ed4b12f5d3b2eecf24d3224fa7e5de6e413ac5e01", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking aes-stream v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SeekFrom` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `SeekFrom` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.26s [INFO] running `Command { std: "docker" "inspect" "8a1e777a9f779fadbf9c8f7ed4b12f5d3b2eecf24d3224fa7e5de6e413ac5e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a1e777a9f779fadbf9c8f7ed4b12f5d3b2eecf24d3224fa7e5de6e413ac5e01", kill_on_drop: false }` [INFO] [stdout] 8a1e777a9f779fadbf9c8f7ed4b12f5d3b2eecf24d3224fa7e5de6e413ac5e01 [INFO] checking aes-stream-0.2.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate aes-stream 0.2.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate aes-stream 0.2.1 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 aes-stream 0.2.1 [INFO] finished tweaking crates.io crate aes-stream 0.2.1 [INFO] tweaked toml for crates.io crate aes-stream 0.2.1 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] 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] 08d656079277926911dbfa59e485f7ac575525f65d204c53a5f8a09028b6b26a [INFO] running `Command { std: "docker" "start" "-a" "08d656079277926911dbfa59e485f7ac575525f65d204c53a5f8a09028b6b26a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08d656079277926911dbfa59e485f7ac575525f65d204c53a5f8a09028b6b26a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08d656079277926911dbfa59e485f7ac575525f65d204c53a5f8a09028b6b26a", kill_on_drop: false }` [INFO] [stdout] 08d656079277926911dbfa59e485f7ac575525f65d204c53a5f8a09028b6b26a [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] 1e5ed9d739464763b1b95edca4568eb5dde2fb4569e1a307935d02aea9e6f243 [INFO] running `Command { std: "docker" "start" "-a" "1e5ed9d739464763b1b95edca4568eb5dde2fb4569e1a307935d02aea9e6f243", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking aes-stream v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Read` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Read` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `Seek` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SeekFrom` is imported redundantly [INFO] [stdout] --> src/tests.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Write, Read, Cursor, Seek, SeekFrom}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 5 | use super::*; [INFO] [stdout] | -------- the item `SeekFrom` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.80s [INFO] running `Command { std: "docker" "inspect" "1e5ed9d739464763b1b95edca4568eb5dde2fb4569e1a307935d02aea9e6f243", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e5ed9d739464763b1b95edca4568eb5dde2fb4569e1a307935d02aea9e6f243", kill_on_drop: false }` [INFO] [stdout] 1e5ed9d739464763b1b95edca4568eb5dde2fb4569e1a307935d02aea9e6f243