[INFO] fetching crate vfs-zip 0.2.1... [INFO] checking vfs-zip-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate vfs-zip 0.2.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate vfs-zip 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 vfs-zip 0.2.1 [INFO] finished tweaking crates.io crate vfs-zip 0.2.1 [INFO] tweaked toml for crates.io crate vfs-zip 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate vfs-zip 0.2.1 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded zip v0.5.3 [INFO] [stderr] Downloaded thiserror-impl v1.0.20 [INFO] [stderr] Downloaded thiserror v1.0.20 [INFO] [stderr] Downloaded vfs v0.4.0 [INFO] [stderr] Downloaded pkg-config v0.3.18 [INFO] [stderr] Downloaded cc v1.0.59 [INFO] [stderr] Downloaded podio v0.1.7 [INFO] [stderr] Downloaded syn v1.0.40 [INFO] [stderr] Downloaded bzip2-sys v0.1.9+1.0.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e0a12ce8a7c1d0a4255365a022aac57fe4c0782f13fbc1e5edd17b3cab4ae90e [INFO] running `Command { std: "docker" "start" "-a" "e0a12ce8a7c1d0a4255365a022aac57fe4c0782f13fbc1e5edd17b3cab4ae90e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0a12ce8a7c1d0a4255365a022aac57fe4c0782f13fbc1e5edd17b3cab4ae90e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0a12ce8a7c1d0a4255365a022aac57fe4c0782f13fbc1e5edd17b3cab4ae90e", kill_on_drop: false }` [INFO] [stdout] e0a12ce8a7c1d0a4255365a022aac57fe4c0782f13fbc1e5edd17b3cab4ae90e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 87dc92e8c7ea40a634da08b004558503a96a15b7f9de564579aa0dd37859410a [INFO] running `Command { std: "docker" "start" "-a" "87dc92e8c7ea40a634da08b004558503a96a15b7f9de564579aa0dd37859410a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking podio v0.1.7 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking zip v0.5.3 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking vfs v0.4.0 [INFO] [stderr] Checking vfs-zip v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 11 | use std::sync::{Arc, Weak}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 11 | use std::sync::{Arc, Weak}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> examples/copy-early-vfs-zip.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | create_dir_all("target/tmp").unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` 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 10.70s [INFO] running `Command { std: "docker" "inspect" "87dc92e8c7ea40a634da08b004558503a96a15b7f9de564579aa0dd37859410a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87dc92e8c7ea40a634da08b004558503a96a15b7f9de564579aa0dd37859410a", kill_on_drop: false }` [INFO] [stdout] 87dc92e8c7ea40a634da08b004558503a96a15b7f9de564579aa0dd37859410a [INFO] checking vfs-zip-0.2.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate vfs-zip 0.2.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate vfs-zip 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 vfs-zip 0.2.1 [INFO] finished tweaking crates.io crate vfs-zip 0.2.1 [INFO] tweaked toml for crates.io crate vfs-zip 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate vfs-zip 0.2.1 already has a lockfile, it will not be regenerated [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a07e2e6811928e2ebc719447d92922c5deb3fbc9571d2d765220245b6583053a [INFO] running `Command { std: "docker" "start" "-a" "a07e2e6811928e2ebc719447d92922c5deb3fbc9571d2d765220245b6583053a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a07e2e6811928e2ebc719447d92922c5deb3fbc9571d2d765220245b6583053a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a07e2e6811928e2ebc719447d92922c5deb3fbc9571d2d765220245b6583053a", kill_on_drop: false }` [INFO] [stdout] a07e2e6811928e2ebc719447d92922c5deb3fbc9571d2d765220245b6583053a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e35cc9899e5b1c24e80dfb408a802256cb670a0159f38b17c77c95a25d2a1e05 [INFO] running `Command { std: "docker" "start" "-a" "e35cc9899e5b1c24e80dfb408a802256cb670a0159f38b17c77c95a25d2a1e05", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking podio v0.1.7 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking zip v0.5.3 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking vfs v0.4.0 [INFO] [stderr] Checking vfs-zip v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 11 | use std::sync::{Arc, Weak}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/write/vfs04.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 11 | use std::sync::{Arc, Weak}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> examples/copy-early-vfs-zip.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | create_dir_all("target/tmp").unwrap();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s [INFO] running `Command { std: "docker" "inspect" "e35cc9899e5b1c24e80dfb408a802256cb670a0159f38b17c77c95a25d2a1e05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e35cc9899e5b1c24e80dfb408a802256cb670a0159f38b17c77c95a25d2a1e05", kill_on_drop: false }` [INFO] [stdout] e35cc9899e5b1c24e80dfb408a802256cb670a0159f38b17c77c95a25d2a1e05