[INFO] fetching crate alt_semver 0.9.0...
[INFO] checking alt_semver-0.9.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate alt_semver 0.9.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate alt_semver 0.9.0 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 alt_semver 0.9.0
[INFO] finished tweaking crates.io crate alt_semver 0.9.0
[INFO] tweaked toml for crates.io crate alt_semver 0.9.0 written to /workspace/builds/worker-7-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 diesel_derives v1.4.1
[INFO] [stderr]   Downloaded alt_serde v1.0.119
[INFO] [stderr]   Downloaded diesel v1.4.8
[INFO] [stderr]   Downloaded libsqlite3-sys v0.22.2
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcc8d979f3321ff1620b4ec6de6790b216882a5f9986fe8ea002aee780450781
[INFO] running `Command { std: "docker" "start" "-a" "fcc8d979f3321ff1620b4ec6de6790b216882a5f9986fe8ea002aee780450781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcc8d979f3321ff1620b4ec6de6790b216882a5f9986fe8ea002aee780450781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc8d979f3321ff1620b4ec6de6790b216882a5f9986fe8ea002aee780450781", kill_on_drop: false }`
[INFO] [stdout] fcc8d979f3321ff1620b4ec6de6790b216882a5f9986fe8ea002aee780450781
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63f0f7571602658738d098b34257a395a463b5e79f001489e59e1c53542788cf
[INFO] running `Command { std: "docker" "start" "-a" "63f0f7571602658738d098b34257a395a463b5e79f001489e59e1c53542788cf", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking alt_semver v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version.rs:22:5
[INFO] [stdout]     |
[INFO] [stdout] 22  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version_req.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/version_req.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stdout] error[E0463]: can't find crate for `semver`
[INFO] [stdout]  --> tests/deprecation.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate semver;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version.rs:22:5
[INFO] [stdout]     |
[INFO] [stdout] 22  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:193:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version_req.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_semver` (test "deprecation") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/version_req.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_semver` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "63f0f7571602658738d098b34257a395a463b5e79f001489e59e1c53542788cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f0f7571602658738d098b34257a395a463b5e79f001489e59e1c53542788cf", kill_on_drop: false }`
[INFO] [stdout] 63f0f7571602658738d098b34257a395a463b5e79f001489e59e1c53542788cf
[INFO] checking alt_semver-0.9.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate alt_semver 0.9.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate alt_semver 0.9.0 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 alt_semver 0.9.0
[INFO] finished tweaking crates.io crate alt_semver 0.9.0
[INFO] tweaked toml for crates.io crate alt_semver 0.9.0 written to /workspace/builds/worker-7-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-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0080ccb64c422451b2d668847c8f5b1a6a59eeb6dee893c0a20a51233b78722
[INFO] running `Command { std: "docker" "start" "-a" "d0080ccb64c422451b2d668847c8f5b1a6a59eeb6dee893c0a20a51233b78722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0080ccb64c422451b2d668847c8f5b1a6a59eeb6dee893c0a20a51233b78722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0080ccb64c422451b2d668847c8f5b1a6a59eeb6dee893c0a20a51233b78722", kill_on_drop: false }`
[INFO] [stdout] d0080ccb64c422451b2d668847c8f5b1a6a59eeb6dee893c0a20a51233b78722
[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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12bfdcd2941fdbd32fa870438cb4b49ef861c22ef3526b947e0216ae06493078
[INFO] running `Command { std: "docker" "start" "-a" "12bfdcd2941fdbd32fa870438cb4b49ef861c22ef3526b947e0216ae06493078", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking alt_semver v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version.rs:22:5
[INFO] [stdout]     |
[INFO] [stdout] 22  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version_req.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/version_req.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stdout] error[E0463]: can't find crate for `semver`
[INFO] [stdout]  --> tests/deprecation.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate semver;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version.rs:22:5
[INFO] [stdout]     |
[INFO] [stdout] 22  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:193:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `semver_parser` is imported redundantly
[INFO] [stdout]    --> src/version_req.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  | use semver_parser;
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | extern crate semver_parser;
[INFO] [stdout]     | --------------------------- the item `semver_parser` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_semver` (test "deprecation") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/version_req.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `alt_semver` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "12bfdcd2941fdbd32fa870438cb4b49ef861c22ef3526b947e0216ae06493078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12bfdcd2941fdbd32fa870438cb4b49ef861c22ef3526b947e0216ae06493078", kill_on_drop: false }`
[INFO] [stdout] 12bfdcd2941fdbd32fa870438cb4b49ef861c22ef3526b947e0216ae06493078
