[INFO] fetching crate bjorn 0.2.0...
[INFO] checking bjorn-0.2.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bjorn 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 bjorn 0.2.0
[INFO] finished tweaking crates.io crate bjorn 0.2.0
[INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-6-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] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded lazy_static v1.1.1
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e33384239b0eda1ff04944348e2e44d8b361afd9ba3980a472ada32e7ab84ba6
[INFO] running `Command { std: "docker" "start" "-a" "e33384239b0eda1ff04944348e2e44d8b361afd9ba3980a472ada32e7ab84ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33384239b0eda1ff04944348e2e44d8b361afd9ba3980a472ada32e7ab84ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33384239b0eda1ff04944348e2e44d8b361afd9ba3980a472ada32e7ab84ba6", kill_on_drop: false }`
[INFO] [stdout] e33384239b0eda1ff04944348e2e44d8b361afd9ba3980a472ada32e7ab84ba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2e3c4df058904738bb9cd8bd45542bbf08b6148a9c7499c51337f7931aa98e3a
[INFO] running `Command { std: "docker" "start" "-a" "2e3c4df058904738bb9cd8bd45542bbf08b6148a9c7499c51337f7931aa98e3a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Token` is imported redundantly
[INFO] [stdout]    --> src/lexer.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     use super::*;
[INFO] [stdout]     |         -------- the item `Token` is already imported here
[INFO] [stdout] 221 |
[INFO] [stdout] 222 |     use token::Token;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Lexer` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `Lexer` is already imported here
[INFO] [stdout] 373 |
[INFO] [stdout] 374 |     use lexer::Lexer;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Token` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `Token` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 375 |     use token::Token;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AST` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `AST` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 376 |     use ast::AST;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "2e3c4df058904738bb9cd8bd45542bbf08b6148a9c7499c51337f7931aa98e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3c4df058904738bb9cd8bd45542bbf08b6148a9c7499c51337f7931aa98e3a", kill_on_drop: false }`
[INFO] [stdout] 2e3c4df058904738bb9cd8bd45542bbf08b6148a9c7499c51337f7931aa98e3a
[INFO] checking bjorn-0.2.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bjorn 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 bjorn 0.2.0
[INFO] finished tweaking crates.io crate bjorn 0.2.0
[INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-6-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]     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] warning: no edition set: defaulting to the 2015 edition
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 16043715457cb31333e3364d0c25334ee310b87bee38b10099725e9e443c191b
[INFO] running `Command { std: "docker" "start" "-a" "16043715457cb31333e3364d0c25334ee310b87bee38b10099725e9e443c191b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16043715457cb31333e3364d0c25334ee310b87bee38b10099725e9e443c191b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16043715457cb31333e3364d0c25334ee310b87bee38b10099725e9e443c191b", kill_on_drop: false }`
[INFO] [stdout] 16043715457cb31333e3364d0c25334ee310b87bee38b10099725e9e443c191b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 600cc0540d33506248687121e6121ad02bc073472e0e0f4b34f6e26a9e3199d4
[INFO] running `Command { std: "docker" "start" "-a" "600cc0540d33506248687121e6121ad02bc073472e0e0f4b34f6e26a9e3199d4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Token` is imported redundantly
[INFO] [stdout]    --> src/lexer.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     use super::*;
[INFO] [stdout]     |         -------- the item `Token` is already imported here
[INFO] [stdout] 221 |
[INFO] [stdout] 222 |     use token::Token;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Lexer` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `Lexer` is already imported here
[INFO] [stdout] 373 |
[INFO] [stdout] 374 |     use lexer::Lexer;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Token` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `Token` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 375 |     use token::Token;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AST` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:376:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |     use super::*;
[INFO] [stdout]     |         -------- the item `AST` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 376 |     use ast::AST;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "600cc0540d33506248687121e6121ad02bc073472e0e0f4b34f6e26a9e3199d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600cc0540d33506248687121e6121ad02bc073472e0e0f4b34f6e26a9e3199d4", kill_on_drop: false }`
[INFO] [stdout] 600cc0540d33506248687121e6121ad02bc073472e0e0f4b34f6e26a9e3199d4
