[INFO] fetching crate run_shell 0.1.13... [INFO] checking run_shell-0.1.13 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate run_shell 0.1.13 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate run_shell 0.1.13 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 run_shell 0.1.13 [INFO] finished tweaking crates.io crate run_shell 0.1.13 [INFO] tweaked toml for crates.io crate run_shell 0.1.13 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate run_shell 0.1.13 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] Downloading crates ... [INFO] [stderr] Downloaded ucd-util v0.1.9 [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] 4ce5db54d3afb3967574efe2f8d0773d84ec35663572fb078363f2b223c5fa14 [INFO] running `Command { std: "docker" "start" "-a" "4ce5db54d3afb3967574efe2f8d0773d84ec35663572fb078363f2b223c5fa14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ce5db54d3afb3967574efe2f8d0773d84ec35663572fb078363f2b223c5fa14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ce5db54d3afb3967574efe2f8d0773d84ec35663572fb078363f2b223c5fa14", kill_on_drop: false }` [INFO] [stdout] 4ce5db54d3afb3967574efe2f8d0773d84ec35663572fb078363f2b223c5fa14 [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] 6857ca59d906333f403851235ede59c1ddff7b9a83bf1b1f754872d7dc30059b [INFO] running `Command { std: "docker" "start" "-a" "6857ca59d906333f403851235ede59c1ddff7b9a83bf1b1f754872d7dc30059b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.9 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking run_shell v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/process_manager.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/result.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/result.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/shell_child.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/process_manager.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/result.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/result.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/shell_child.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings 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 2.83s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "6857ca59d906333f403851235ede59c1ddff7b9a83bf1b1f754872d7dc30059b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6857ca59d906333f403851235ede59c1ddff7b9a83bf1b1f754872d7dc30059b", kill_on_drop: false }` [INFO] [stdout] 6857ca59d906333f403851235ede59c1ddff7b9a83bf1b1f754872d7dc30059b [INFO] checking run_shell-0.1.13 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate run_shell 0.1.13 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate run_shell 0.1.13 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 run_shell 0.1.13 [INFO] finished tweaking crates.io crate run_shell 0.1.13 [INFO] tweaked toml for crates.io crate run_shell 0.1.13 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate run_shell 0.1.13 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] 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] 47ab1dec9eb688eeed8d42cb845f4408ace4ed6611539786c3fa51183447ee4b [INFO] running `Command { std: "docker" "start" "-a" "47ab1dec9eb688eeed8d42cb845f4408ace4ed6611539786c3fa51183447ee4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "47ab1dec9eb688eeed8d42cb845f4408ace4ed6611539786c3fa51183447ee4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47ab1dec9eb688eeed8d42cb845f4408ace4ed6611539786c3fa51183447ee4b", kill_on_drop: false }` [INFO] [stdout] 47ab1dec9eb688eeed8d42cb845f4408ace4ed6611539786c3fa51183447ee4b [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] f9eb4edeee54101c66004666afd1229f77701862afb7744805fdf0a51948b34a [INFO] running `Command { std: "docker" "start" "-a" "f9eb4edeee54101c66004666afd1229f77701862afb7744805fdf0a51948b34a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking ucd-util v0.1.9 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Checking run_shell v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/process_manager.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/result.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/result.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/shell_child.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/process_manager.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/result.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> src/result.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/shell_child.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:168:1 [INFO] [stdout] | [INFO] [stdout] 168 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings 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 3.78s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f9eb4edeee54101c66004666afd1229f77701862afb7744805fdf0a51948b34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9eb4edeee54101c66004666afd1229f77701862afb7744805fdf0a51948b34a", kill_on_drop: false }` [INFO] [stdout] f9eb4edeee54101c66004666afd1229f77701862afb7744805fdf0a51948b34a