[INFO] fetching crate envi 0.1.0... [INFO] checking envi-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate envi 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate envi 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 envi 0.1.0 [INFO] finished tweaking crates.io crate envi 0.1.0 [INFO] tweaked toml for crates.io crate envi 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate envi 0.1.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serial_test v0.4.0 [INFO] [stderr] Downloaded serde_yaml v0.8.23 [INFO] [stderr] Downloaded serial_test_derive v0.4.0 [INFO] [stderr] Downloaded libc v0.2.116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 99d4b93dca3ac856c837fe3c2e3046a108a6879bae3346b3cae4004b5e8a0613 [INFO] running `Command { std: "docker" "start" "-a" "99d4b93dca3ac856c837fe3c2e3046a108a6879bae3346b3cae4004b5e8a0613", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d4b93dca3ac856c837fe3c2e3046a108a6879bae3346b3cae4004b5e8a0613", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d4b93dca3ac856c837fe3c2e3046a108a6879bae3346b3cae4004b5e8a0613", kill_on_drop: false }` [INFO] [stdout] 99d4b93dca3ac856c837fe3c2e3046a108a6879bae3346b3cae4004b5e8a0613 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e5126fa4496920c29bfb108af8ad1d9723b3c63ddb782fc818ba780e507b9db2 [INFO] running `Command { std: "docker" "start" "-a" "e5126fa4496920c29bfb108af8ad1d9723b3c63ddb782fc818ba780e507b9db2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling anyhow v1.0.53 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking predicates v2.1.1 [INFO] [stderr] Checking assert_fs v1.0.7 [INFO] [stderr] Checking assert_cmd v2.0.4 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling serial_test_derive v0.4.0 [INFO] [stderr] Checking serial_test v0.4.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking envi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/json.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/toml.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/yaml.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.28s [INFO] running `Command { std: "docker" "inspect" "e5126fa4496920c29bfb108af8ad1d9723b3c63ddb782fc818ba780e507b9db2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5126fa4496920c29bfb108af8ad1d9723b3c63ddb782fc818ba780e507b9db2", kill_on_drop: false }` [INFO] [stdout] e5126fa4496920c29bfb108af8ad1d9723b3c63ddb782fc818ba780e507b9db2 [INFO] checking envi-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate envi 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate envi 0.1.0 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 envi 0.1.0 [INFO] finished tweaking crates.io crate envi 0.1.0 [INFO] tweaked toml for crates.io crate envi 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate envi 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b250631953ae36b8d7f3dc5a2248666dbdd87450d22bbd3f3cb27568b46276b3 [INFO] running `Command { std: "docker" "start" "-a" "b250631953ae36b8d7f3dc5a2248666dbdd87450d22bbd3f3cb27568b46276b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b250631953ae36b8d7f3dc5a2248666dbdd87450d22bbd3f3cb27568b46276b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b250631953ae36b8d7f3dc5a2248666dbdd87450d22bbd3f3cb27568b46276b3", kill_on_drop: false }` [INFO] [stdout] b250631953ae36b8d7f3dc5a2248666dbdd87450d22bbd3f3cb27568b46276b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7852bcfc0f56e7e33e0210d8ab5d7f7ed0df8c3c3c3bd465ebb43de12d2a8cfa [INFO] running `Command { std: "docker" "start" "-a" "7852bcfc0f56e7e33e0210d8ab5d7f7ed0df8c3c3c3bd465ebb43de12d2a8cfa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling anyhow v1.0.53 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking predicates v2.1.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking assert_fs v1.0.7 [INFO] [stderr] Checking assert_cmd v2.0.4 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling serial_test_derive v0.4.0 [INFO] [stderr] Checking serial_test v0.4.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking envi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/json.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/toml.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/file_parser/yaml.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.52s [INFO] running `Command { std: "docker" "inspect" "7852bcfc0f56e7e33e0210d8ab5d7f7ed0df8c3c3c3bd465ebb43de12d2a8cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7852bcfc0f56e7e33e0210d8ab5d7f7ed0df8c3c3c3bd465ebb43de12d2a8cfa", kill_on_drop: false }` [INFO] [stdout] 7852bcfc0f56e7e33e0210d8ab5d7f7ed0df8c3c3c3bd465ebb43de12d2a8cfa