[INFO] fetching crate astmaker 0.2.0...
[INFO] checking astmaker-0.2.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate astmaker 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate astmaker 0.2.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astmaker 0.2.0
[INFO] finished tweaking crates.io crate astmaker 0.2.0
[INFO] tweaked toml for crates.io crate astmaker 0.2.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c621c12a13e191f89ec79bab72c36426ef29ec3ae94ecf396750d488fc77f8e6
[INFO] running `Command { std: "docker" "start" "-a" "c621c12a13e191f89ec79bab72c36426ef29ec3ae94ecf396750d488fc77f8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c621c12a13e191f89ec79bab72c36426ef29ec3ae94ecf396750d488fc77f8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c621c12a13e191f89ec79bab72c36426ef29ec3ae94ecf396750d488fc77f8e6", kill_on_drop: false }`
[INFO] [stdout] c621c12a13e191f89ec79bab72c36426ef29ec3ae94ecf396750d488fc77f8e6
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb8867f1f6a1a19b6d5e3a42f45aec2db15aa61c0e8ca28cf61662094499838b
[INFO] running `Command { std: "docker" "start" "-a" "cb8867f1f6a1a19b6d5e3a42f45aec2db15aa61c0e8ca28cf61662094499838b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v2.0.53
[INFO] [stderr]     Checking astmaker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[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 `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[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 3.76s
[INFO] running `Command { std: "docker" "inspect" "cb8867f1f6a1a19b6d5e3a42f45aec2db15aa61c0e8ca28cf61662094499838b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8867f1f6a1a19b6d5e3a42f45aec2db15aa61c0e8ca28cf61662094499838b", kill_on_drop: false }`
[INFO] [stdout] cb8867f1f6a1a19b6d5e3a42f45aec2db15aa61c0e8ca28cf61662094499838b
[INFO] checking astmaker-0.2.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate astmaker 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate astmaker 0.2.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate astmaker 0.2.0
[INFO] finished tweaking crates.io crate astmaker 0.2.0
[INFO] tweaked toml for crates.io crate astmaker 0.2.0 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" "+09bc67b9158392361780e779d32997f14cc75c39" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a8c57e21d3f704378ebb011f57d15e543fb1d52fd90c61d626439896fbff390
[INFO] running `Command { std: "docker" "start" "-a" "4a8c57e21d3f704378ebb011f57d15e543fb1d52fd90c61d626439896fbff390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a8c57e21d3f704378ebb011f57d15e543fb1d52fd90c61d626439896fbff390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8c57e21d3f704378ebb011f57d15e543fb1d52fd90c61d626439896fbff390", kill_on_drop: false }`
[INFO] [stdout] 4a8c57e21d3f704378ebb011f57d15e543fb1d52fd90c61d626439896fbff390
[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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7470e4158f52086bd7aab200f113902131a7b980468d665f3eb34ce0011d2c77
[INFO] running `Command { std: "docker" "start" "-a" "7470e4158f52086bd7aab200f113902131a7b980468d665f3eb34ce0011d2c77", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking astmaker v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[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 `Result` is imported redundantly
[INFO] [stdout]  --> src/parser/model.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::parse::{Parse, ParseStream, Result};
[INFO] [stdout]   |                                      ^^^^^^
[INFO] [stdout] 2 | use syn::*;
[INFO] [stdout]   |     ------ the item `Result` is already imported here
[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 4.67s
[INFO] running `Command { std: "docker" "inspect" "7470e4158f52086bd7aab200f113902131a7b980468d665f3eb34ce0011d2c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7470e4158f52086bd7aab200f113902131a7b980468d665f3eb34ce0011d2c77", kill_on_drop: false }`
[INFO] [stdout] 7470e4158f52086bd7aab200f113902131a7b980468d665f3eb34ce0011d2c77
